Search Results — 2000 specimen records retrieved (1509 records with coordinates)
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Results for search: Collector=Tracy;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1204915  Abies concolor Joseph P. Tracy 1948-9-5 18202 Humboldt Little Hors-Linto Creek Trinity Summit (head) 1371 Comment
  UC667970  Abies grandis Joseph P. Tracy 1937-6-20 15354 Humboldt 10 mi up stream from the mouth Bear River 152 Comment
  CAS-BOT-BC330544  Acer circinatum Joseph P. Tracy 1949-8-4 18424 Humboldt Near Mud Springs 1371 Comment
  UC205487  Acer circinatum Joseph P. Tracy 1920-10-24 5403 Humboldt Mad River bottom near Blue Lake (Northern Coast Ranges); , Mad River bottom nr Blue Lake 60 Comment
  UC249585  Acer circinatum Joseph P. Tracy 1922-5-29 6061 Humboldt South Yager Creek Northern Coast Ranges, South Yager Creek 762 Comment
  UC502961  Acer circinatum Joseph P. Tracy 1928-5-6 8427 Humboldt Willow Creek Canyon Northern Coast Ranges, Willow Creek Canyon 609 Comment
  UC902128  Acer glabrum var. glabrum Joseph P. Tracy 1949-8-26 18530 Humboldt head of Little Hors-Linto Creek Trinity Summit 1371 Comment
  POM89165  Acer glabrum var. torreyi Joseph P. Tracy 1919-9-23 5291 Humboldt Trinity Summit 1829 Comment
  UC1196354  Achlys californica Joseph P. Tracy 1933-7-11 12692 Humboldt Grouse Mt. North Coast Ranges, Grouse Mt. 1524 Comment
  CAS-BOT-BC210655  Achnatherum lemmonii Joseph P. Tracy 1930-7-10 8866 Humboldt Brannan Mountain 1219 Comment
  CAS-BOT-BC210656  Achnatherum lemmonii Joseph P. Tracy 1927-5-14 8000 Humboldt Trinity River Valley, near the South Fork 182 Comment
  UC1103144  Achnatherum lemmonii J. P. Tracy 1903-5-23 1905 Humboldt Alder Point Eel River 91 Comment
  RSA168919  Aconitum columbianum Joseph P. Tracy 1950-7-31 19242 Humboldt NE side of top of Grouse Mtn Comment
  JEPS79802  Actaea rubra Joseph P. Tracy 1932-7-17 10690 Humboldt Devil's Hole Klamath Mts., Trinity Summit (head) 1828 Comment
  UC1196183  Actaea rubra J. P. Tracy 1900-3-17 573 Alameda hills near Berkeley; Region about San Francisco Bay 152 Comment
  SEINET8369698  Adelinia grandis J. P. Tracy 1900-2-10 1361 Alameda near Berkeley. 91 Comment
  UC203330  Adiantum aleuticum Joseph P. Tracy 1916-6-25 4742 Humboldt e Trinidad (Redwood Creek); Northern Coast Ranges 152 Comment
  UC1239672  Agastache urticifolia Joseph P. Tracy 1934-7-18 13445 Humboldt Grouse Mountain; North Coast Ranges, Grouse Mountain 1524 Comment
  JEPS18716  Ageratina occidentalis Joseph P. Tracy 1922-7-15 6101 Humboldt near Blue Lake (alont Mad River); Mad River 15 Comment
  UC581794  Ageratina occidentalis Joseph P. Tracy 1935-8-6 14670 Trinity head of Whites Creek; Devils Canyon Mts. 1981 Comment
  UC1222942  Agoseris grandiflora Joseph P. Tracy 1948-8-8 18093 Humboldt Iaqua School House Iaqua Comment
  OBI17128  Agoseris grandiflora var. grandiflora Joseph P. Tracy 1942-7-19 17275 Humboldt Vicinity of Garberville Comment
  UC582756  Agoseris grandiflora var. leptophylla Joseph P. Tracy 1935-7-25 14234 Humboldt McKay Prairie Trinity Summit, McKay Prairie 1584 Comment
  UC1239511  Agoseris grandiflora var. leptophylla Joseph P. Tracy 1934-6-27 13261 Humboldt Near Cold Springs; North Coast Ranges, Grouse Mountain. 1432 Comment
  UC165997  Agoseris heterophylla var. heterophylla J. P. Tracy May 28 1902-Jun 2 1902 1702 Lake 6 mi nw Lakeport; Scotts Valley 426 Comment
  UC34809  Agoseris heterophylla var. heterophylla J. P. Tracy 1902-5-13 1422 Alameda Berkeley Hills; San Francisco Bay Region 457 Comment
  UC582748  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1930-6-21 8775 A Humboldt Larrabee Valley; Northern Coast Ranges 701 Comment
  UC1199478  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1925-5-30 7019 E Humboldt Bridgeville; Northern Coast Ranges 228 Comment
  UC1199484  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1927-5-14 8030 C Humboldt at Willow Creek; Trinity River Valley 152 Comment
  UC1199486  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1938-6-9 15888 Humboldt top of ridge 3 mi w of Harris 914 Comment
  UC1222763  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1942-6-15 17151 Humboldt .5 mi ne, on rd to Harris Garberville 304 Comment
  UC175200  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1913-6-14 4132 Humboldt at, (opposite Buck Mountain, in valley of Van Duzen River) Dinsmore's Ranch; Northern Coast Ranges, Van Duzen River 762 Comment
  SEINET11855021  Agoseris retrorsa J. P. Tracy 1950-1 18708 Mendocino Long Valley, 4 mi NW of Laytonville Comment
  UC1222768  Agoseris retrorsa Joseph P. Tracy 1950-7-9 19030 Humboldt at, 3 mi s of Burr Valley Sproston's Place 1066 Comment
  UCD92452  Agrostis Joseph P. Tracy 1936-6-10 14917 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  UC526887  Agrostis alba Joseph P. Tracy 1927-8-7 8326 Humboldt moist ground by Lack Pond; Northern Coast Ranges, Trinity River Valley 152 Comment
  CAS-BOT-BC127458  Agrostis densiflora Joseph P. Tracy 1927-6-26 8216 Humboldt Stone Lagoon. 6 Comment
  UC1145067  Agrostis densiflora Joseph P. Tracy 1936-6-8 14873 Humboldt clay bluff close to ocean shore Trinidad 3 Comment
  CAS-BOT-BC127402  Agrostis elliottiana J. P. Tracy 1902-5-19 1552 Napa Howell Mountain. Head of Moore's Creek, 3-4 miles east of Angwin's. 518 Comment
  CAS-BOT-BC127450  Agrostis elliottiana J. P. Tracy 1902-5-19 1552 Napa Howell Mountain. Head of Moore's Creek, 3-4 miles east of Angwin's. 518 Comment
  UC186909  Agrostis elliottiana J. P. Tracy 1902-5-19 1552 Napa head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain, head Moore's Creek 518 Comment
  CAS-BOT-BC126957  Agrostis exarata Joseph P. Tracy 1935-8-3 14483 Trinity Mary Blaine Mountain. Mary Blaine Meadow. 1950 Comment
  CAS-BOT-BC127278  Agrostis exarata Joseph P. Tracy 1902-7-4 1757 Humboldt Northern Coast Region. Eureka. 60 Comment
  GH341220  Agrostis exarata J. P. Tracy 1935-5-25 13857 1/2 Unknown Fort Seward 106 Comment
  SEINET200945  Agrostis exarata Joseph P. Tracy 1912-7-21 3785 Humboldt Alton. Northern Coast Region. 30 Comment
  UC1103372  Agrostis exarata Joseph P. Tracy 1902-6-20 1754 1/2 Humboldt Eureka Northern Coast Region, Eureka 0 Comment
  UC1145057  Agrostis exarata Joseph P. Tracy 1938-6-6 15846 Napa between Napa City and Yountville; Napa Valley 30 Comment
  UC1145060  Agrostis exarata Joseph P. Tracy 1948-9-5 18194 Humboldt at head of, in fir woods Little Hors-Linto Creek; Trinity Summit, Grizzly Camp 1341 Comment
  UC1145154  Agrostis exarata Joseph P. Tracy 1938-7-11 16050 Humboldt sand dunes near Samoa Humboldt Bay 6 Comment
  UC184873  Agrostis exarata Joseph P. Tracy 1912-7-31 3892 Humboldt Burr Valley, on nw slope of Buck Mountain, stream bank Northern Coast Ranges, Burr Valley, Buck Mountain 1066 Comment
  UC204711  Agrostis exarata Joseph P. Tracy 1918-7-5 5016 Humboldt White Thorn Valley, in dried up ditch Northern Coast Ranges, White Thorn Valley 304 Comment
  UC526895  Agrostis exarata Joseph P. Tracy 1933-7-20 12809 Humboldt along river near Blue Lake; Mad River 15 Comment
  UC552713  Agrostis exarata Joseph P. Tracy 1935-5-25 13857 1/2 Humboldt Fort Seward 106 Comment
  UCD52494  Agrostis exarata Joseph P. Tracy 1935-7-21 14111 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  CAS-BOT-BC139504  Agrostis hallii Joseph P. Tracy 1929-7-4 8610 Humboldt Northern Coast Ranges. French Camp Ridge. 1066 Comment
  RSA10065  Agrostis hallii Joseph P. Tracy 1929-7-4 8610 Humboldt French Camp Ridge 1067 Comment
  UC1152035  Agrostis microphylla Joseph P. Tracy 1951-6-21 19532 Humboldt bed of former Goose Lake (back of Everett Beck house on ranch, Hydesville); bed of former Goose Lake, Everett Beck house on ranch, Hydes Comment
  UCD53038  Agrostis microphylla Joseph P. Tracy 1938-7-5 16006 Humboldt Carlotta, by old Strong's District School House, 5 miles east of town. 60 Comment
  CAS-BOT-BC139129  Agrostis oregonensis Joseph P. Tracy 1930-7-16 8995 Humboldt Northern Coast Ranges. South Fork Mountain. At Mckay Camp. 1676 Comment
  UC552750  Agrostis oregonensis Joseph P. Tracy 1934-7-13 13392 Humboldt Dows Prairie North Coast Ranges 60 Comment
  UC526664  Agrostis scabra Joseph P. Tracy 1932-7-16 10608 Humboldt Corral Prairie Klamath Mountains, Trinity Summit 1524 Comment
  UC187294  Agrostis stolonifera Joseph P. Tracy 1909-7-11 3012 Humboldt Eureka Northern Coast Region 0 Comment
  UC1145071  Agrostis thurberiana Joseph P. Tracy 1939-7-9 16344 Humboldt Snow Camp 1432 Comment
  UC552711  Agrostis thurberiana Joseph P. Tracy 1935-7-27 14281 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC1103298  Aira caryophyllea Joseph P. Tracy 1922-4-30 6017 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1103307  Aira caryophyllea Joseph P. Tracy 1932-5-1 9864 Humboldt Redway North Coast Ranges 182 Comment
  UC526680  Aira caryophyllea Joseph P. Tracy 1925-5-17 6996 Trinity Hennessey Rd leading up South Fork of Trinity River; Northern Coast Ranges 609 Comment
  UC922022  Aira caryophyllea Joseph P. Tracy 1941-6-15 16907 Humboldt e King's Peak; Wilder Ridge 762 Comment
  UC922023  Aira caryophyllea Joseph P. Tracy 1942-6-20 17198 Del Norte 2 mi s Gasquet; French Hill 609 Comment
  UC672869  Alisma plantago-aquatica Joseph P. Tracy 1927-8-7 8322 Humboldt opposite mouth of Willow Creek; Trinity River Valley, Lack Pond 152 Comment
  UC2222559  Allium amplectens Joseph P. Tracy 1950-7-19 19118 Del Norte 1 mi e Chimney Rock (at head of Blue Creek); Elk Valley, Blue Creek 1341 Comment
  UC666887  Allium amplectens Joseph P. Tracy 1936-6-17 14975 Humboldt Little Van Duzen River at highway crossin Little Van Duzen River 713 Comment
  UC1198191  Allium bolanderi Joseph P. Tracy 1911-9-25 3541 Trinity 8 mi below Ruth (flats along Mad River); Northern Coast Ranges, Mad River 914 Comment
  UC1198203  Allium bolanderi Joseph P. Tracy 1942-7-3 17391 Trinity near Kuntz; valley of Van Duzen River 792 Comment
  UC176180  Allium falcifolium Joseph P. Tracy 1913-6-17 4164 Humboldt near summit; Northern Coast Ranges, Buck Mountain 1524 Comment
  HSC2988  Allium validum J. P. Tracy 1930-7-16 8922 Humboldt Near McKay Camp. 1677 Comment
  SEINET199672  Allium watsonii Joseph P. Tracy 1932-7-12 10484 Humboldt Trinity Summit, Head of Brett Hole. 1829 Comment
  SEINET201017  Alnus incana subsp. tenuifolia J. P. Tracy 1930-7-16 9105 Trinity S Fork Mtn 1524 Comment
  UC1225785  Alnus incana subsp. tenuifolia Joseph P. Tracy 1948-9-5 18161 Humboldt Hally Camp Mt. Trinity Summit Range (meadow) 1280 Comment
  UC502990  Alnus incana subsp. tenuifolia Joseph P. Tracy 1927-8-22 8335 Humboldt in meadow near High Prairie; Northern Coast Ranges, Bald Mountain 1066 Comment
  UC1222280  Alnus rhombifolia Joseph P. Tracy 1950-9-22 19375 Humboldt 8 mi below Orleans (near Slate Creek); Klamath River 121 Comment
  UC503096  Alnus rhombifolia Joseph P. Tracy 1930-11-2 9243 Humboldt Camp Grant Northern Coast Ranges, Eel River (along river) 60 Comment
  UC1197947  Alnus rubra Joseph P. Tracy 1923-2-25 6151 Humboldt near Carlotta; Northern Coast Ranges, Van Duzen River 30 Comment
  UC176169  Alnus rubra Joseph P. Tracy 1913-9-9 4392 Humboldt Big Lagoon Northern Coast Ranges 30 Comment
  UC503095  Alnus rubra Joseph P. Tracy 1930-11-16 9255 Humboldt Alton North Coast Ranges, Van Duzen River (along river) 30 Comment
  UC1197959  Alnus viridis subsp. sinuata Joseph P. Tracy 1934-7-31 13519 Del Norte low flats e Crescent City; North Coast Ranges 15 Comment
  UC526743  Alopecurus aequalis Joseph P. Tracy 1927-7-17 8269 Humboldt w. foothills of Chaparral Mt. (Three Cabins); Northern Coast Ranges, w. foothills of Chaparral Mt., Three 457 Comment
  RSA181868  Alopecurus geniculatus Joseph P. Tracy 1951-6-21 19523 Humboldt back of the Everett Beck house (formerly George Gray) bed of Goose Lake. Hydesville Comment
  UC1103314  Alopecurus geniculatus Joseph P. Tracy 1938-8-20 16139 Humboldt Alton 30 Comment
  JEPS27131  Alopecurus saccatus Joseph P. Tracy 1912-7-21 3780 Humboldt Alton Northern Coast Region, Alton 30 Comment
  UCD55973  Alopecurus saccatus Joseph P. Tracy 1942-6-2 17096 Humboldt Alton. 30 Comment
  UC1222883  Ambrosia artemisiifolia Joseph P. Tracy 1950-8-20 19313 Humboldt Frank Graham's place; Trinity River Valley, Willow Creek 152 Comment
  UC1222323  Amelanchier alnifolia var. semiintegrifolia Joseph P. Tracy 1951-6-16 19503 Siskiyou near State Line (at crossing of Takilma-Happy Camp Road, summit of the Siskiyous); Siskiyous Comment
  UC525584  Amsinckia intermedia Joseph P. Tracy 1932-6-17 10193 Trinity Three Forks of Mad River; North Coast Ranges 883 Comment
  SEINET12280472  Amsinckia intermedia J. P. Tracy 1948-1 18023 Humboldt at the big rock, 2 mi W of Bridgeville Comment
  UC1239645  Amsinckia intermedia Joseph P. Tracy 1927-5-8 7990 Humboldt Garberville; Northern Coast Ranges 121 Comment
  UC525560  Amsinckia lunaris Joseph P. Tracy 1934-4-30 13196 Contra Costa near Lafayette; Coast Ranges 152 Comment
  UC1198611  Anagallis arvensis Joseph P. Tracy 1921-7-10 5850 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC1222583  Anemone deltoidea Joseph P. Tracy 1950-7-19 19172 Del Norte 1 mi e Chimney Rock (at head of Blue Creek); Elk Valley 1341 Comment
  JEPS14170  Angelica genuflexa Joseph P. Tracy 1937-8-22 15670 Humboldt 2 mi s of Fields Landing 6 Comment
  UC582654  Angelica genuflexa Joseph P. Tracy 1937-8-22 15670 Humboldt 2 mi s of Fields Landing 6 Comment
  UC906668  Angelica genuflexa Joseph P. Tracy 1949-8-23 18488 Mendocino n of Mendocino City 30 Comment
  UC1197387  Angelica genuflexa Joseph P. Tracy 1939-10-6 16504 Humboldt opposite to Sunset Cemetary (Bucksport); Bucksport 6 Comment
  UC582660  Angelica genuflexa Joseph P. Tracy 1937-9-30 15690 Humboldt Dow's Prairie 60 Comment
  JEPS14102  Angelica hendersonii Joseph P. Tracy 1936-8-16 15144 Del Norte 2 mi n of Wilson Creek (North Coast Ranges); North Coast Ranges 152 Comment
  UC183670  Angelica hendersonii Joseph P. Tracy 1912-7-21 3764 Humboldt Northern Coast Region, Alton Alton; Northern Coast Region, Alton 30 Comment
  UC582659  Angelica hendersonii Joseph P. Tracy 1937-7-22 15476 Del Norte e of Crescent City (Elk Valley); Elk Valley 15 Comment
  UC1051577  Angelica tomentosa Joseph P. Tracy 1948-9-5 18185 Humboldt 3 mi s of Grizzly Camp (Trinity Summit); Trinity Summit 1524 Comment
  UC205188  Antennaria media Joseph P. Tracy 1919-9-24 5293 Humboldt Trinity Summit Northern Coast Ranges 1889 Comment
  SEINET11854259  Antennaria neglecta J. P. Tracy 1950-1 19206 Unknown Flint Valley, about 5 mi SE of Elk Valley 1433 Comment
  UC1222876  Antennaria suffrutescens Joseph P. Tracy 1947-7-9 17864 Humboldt Horse Mountain 1432 Comment
  UC582630  Anthemis cotula Joseph P. Tracy 1933-7-3 12633 Humboldt Willow Creek; Trinity River Valley 152 Comment
  CAS-BOT-BC289126  Anthoxanthum occidentale Joseph P. Tracy 1918-4-21 4882 Humboldt Old Kneeland Road, around Humboldt Bay 304 Comment
  UCD56235  Anthoxanthum odoratum Joseph. P. Tracy 1942-6-2 17101 Humboldt 2 miles north of Bridgeville. 609 Comment
  UC249613  Anthriscus caucalis Joseph P. Tracy 1921-5-26 5799 Sonoma near Cloverdale (on road towards Hopland); Northern Coast Ranges 304 Comment
  UC1196736  Antirrhinum vexillocalyculatum subsp. breweri Joseph P. Tracy 1905-8-17 2364 Lake 6 mi above Upper Lake (gravel bar of Middle Creek); Northern Coast Ranges, Middle Creek 457 Comment
  UC902211  Antirrhinum vexillocalyculatum subsp. breweri Joseph P. Tracy 1949-8-11 18468 Humboldt 2 to 6 mi s Grouse Mt.; Kinsey Ridge 1280 Comment
  UC902212  Antirrhinum vexillocalyculatum subsp. breweri Joseph P. Tracy 1949-9-14 18551 Siskiyou 5 mi w Cecilville (along South Fork of Salmon River) 670 Comment
  UC1196734  Antirrhinum virga Joseph P. Tracy 1935-7-4 14028 Lake near Glenbrook (n side of Cobb Valley); Cobb Mountain, Cobb Valley 822 Comment
  UC902239  Antirrhinum virga Joseph P. Tracy 1941-5-30 16874 Mendocino 6 mi n Calpella; Redwood Valley 213 Comment
  UC1198739  Aphanes occidentalis J. P. Tracy 1905-4-16 2165 Humboldt Immediate vicinity of Eureka (at Bucksport); , Bucksport Comment
  UC1198743  Aphanes occidentalis Joseph P. Tracy 1934-3-11 13149 Humboldt Weitchpec 121 Comment
  UC154129  Aphanes occidentalis J. P. Tracy 1904-4-24 2033 Humboldt opposite Eureka (Ocean Beach at Samoa); Samoa Comment
  UC1197335  Apiastrum angustifolium J. P. Tracy 1900-4-21 747 Alameda Hills near Berkeley (San Francisco Bay Region); San Francisco Bay Region 304 Comment
  UC1197615  Apocynum androsaemifolium Joseph P. Tracy 1899-7-3 435 Napa 3 - 4 mi. e. of Angwin's (on hills at head of Moore's Creek, Howell Mt.); North Coast Ranges, Howell Mt., Moore's Creek 457 Comment
  UC161578  Aquilegia formosa Joseph P. Tracy 1911-6-4 3222 Humboldt 5 mi from coast (along Little River); Northern Coast Ranges 121 Comment
  RSA0126138  Arabis divaricarpa var. interposita Joseph P. Tracy 1932-7-11 10396 Humboldt Klamath Mountains, Trinity Summit, open ground at Corral Prairie. 1524 Comment
  UC1198311  Arabis glabra J. P. Tracy 1900-3-31 667 Alameda hills near Berkeley; San Francisco Bay Region 152 Comment
  UC183546  Arabis glabra Joseph P. Tracy 1913-6-24 4282 Trinity 6 mi above Ruth; Northern Coast Ranges, Mad River Valley 914 Comment
  UC1225763  Arabis glabra Joseph P. Tracy 1946-7-7 17610 Humboldt Willow Creek Trinity River Valley 152 Comment
  A362503  Arctostaphylos J. P. Tracy 1940-10-3 16740 Unknown Sand dunes, near Samoa, on Humboldt Bay Comment
  UC1196877  Arctostaphylos Joseph P. Tracy 1934-3-11 13156 Humboldt French Camp Ridge 1066 Comment
  UC1198673  Arctostaphylos Joseph P. Tracy 1937-4-3 15248 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC1198678  Arctostaphylos Joseph P. Tracy 1933-4-9 10970 Humboldt Blue Slide Northern Coast Ranges, Van Duzen River 91 Comment
  UC582721  Arctostaphylos Joseph P. Tracy 1937-4-3 15247 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC582722  Arctostaphylos Joseph P. Tracy 1937-4-3 15246 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC585945  Arctostaphylos Joseph P. Tracy 1934-3-11 13159 Humboldt French Camp Ridge 1066 Comment
  UC1225903  Arctostaphylos X candidissima Joseph P. Tracy 1947-7-9 17861 Humboldt Horse Mountain 1432 Comment
  UC585908  Arctostaphylos canescens subsp. canescens Joseph P. Tracy 1932-8-6 10297 Mendocino Little Red Mt. North Coast Ranges 1219 Comment
  CAS-BOT-BC23751  Arctostaphylos columbiana Joseph P. Tracy 1934-7-2 13293 Humboldt Vicinity of Trinidad 60 Comment
  CAS-BOT-BC23772  Arctostaphylos columbiana Joseph P. Tracy 1948-3-13 17955 Humboldt Table Bluff 91 Comment
  CAS-BOT-BC23844  Arctostaphylos columbiana Joseph P. Tracy 1933-4-8 12024 Del Norte Smith River near Madrone Camp, 6 miles east of Gasquet. 152 Comment
  JEPS19869  Arctostaphylos columbiana Joseph P. Tracy 1923-3-31 6168 Humboldt around Humboldt Bay; Northern Coast Region, Table Bluff 60 Comment
  UC249506  Arctostaphylos columbiana Joseph P. Tracy 1922-4-30 6044 Humboldt ridge w Green Point; Northern Coast Ranges, Bald Mountain 609 Comment
  UC397305  Arctostaphylos columbiana Joseph P. Tracy 1923-3-31 6169 Humboldt Table Bluff Northern Coast Region, around Humboldt Bay 60 Comment
  UC585914  Arctostaphylos columbiana Joseph P. Tracy 1934-7-2 13293 Humboldt vicinity of Trinidad Northern Coast Region 60 Comment
  UC585932  Arctostaphylos columbiana Joseph P. Tracy 1933-7-13 12727 Del Norte 6 mi e Gasquet; Smith River 152 Comment
  UC585962  Arctostaphylos columbiana Joseph P. Tracy 1932-8-6 10296 Mendocino hills around Leggett Valley; North Coast Ranges 457 Comment
  GH350186  Arctostaphylos columbiana var. tracyi J. P. Tracy 1932-2-28 9772 Unknown Around Humboldt Bay, Table Bluff 60 Comment
  UCD50897  Arctostaphylos glandulosa Joseph P. Tracy 1940-7-14 16688 Humboldt Wilder Ridge (near Kings Peak). 762 Comment
  CAS-BOT-BC23363  Arctostaphylos glandulosa subsp. cushingiana Joseph P. Tracy 1934-7-9 13321 Mendocino Chamise Mt., north of Bell Springs. 1066 Comment
  CAS-BOT-BC24751  Arctostaphylos glandulosa subsp. glandulosa Joseph P. Tracy 1937-5-16 15279 Mendocino Chamise Mt. 3 miles n of Bell Springs. 1005 Comment
  CAS-BOT-BC24825  Arctostaphylos glandulosa subsp. glandulosa Joseph P. Tracy 1940-7-14 16689 Humboldt Wilder Ridge (near Kings Peak). 762 Comment
  UC1222638  Arctostaphylos glandulosa subsp. glandulosa Joseph P. Tracy 1950-8-4 19251 Humboldt Grasshopper Peak Bull Creek State Park Comment
  UC585933  Arctostaphylos glandulosa subsp. glandulosa Joseph P. Tracy 1934-7-9 13331 Humboldt ridge 5 mi s Harris (on road towards Bell Springs); North Coast Ranges 762 Comment
  UC1173706  Arctostaphylos hispidula Joseph P. Tracy 1938-9-10 16160 Del Norte 7 mi e Smith River Village; Low Divide 548 Comment
  UCD51072  Arctostaphylos hispidula var. hispidula Joseph P. Tracy 1938-9-10 16160 Del Norte (East of Smith River Village 7 miles) in chaparral 548 Comment
  JEPS38946  Arctostaphylos hookeri subsp. montana Joseph P. Tracy 1935-6-23 13992 Humboldt French Camp Ridge 1066 Comment
  CAS-BOT-BC24330  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1937-5-16 15269 Mendocino Blue Rock Ridge, between Cummings and Bell Springs. 914 Comment
  CAS-BOT-BC24348  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1929-4-14 8532 Mendocino South Fork of Eel River, at the Humboldt-Mendocino Co. line. 152 Comment
  JEPS38952  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1929-4-14 8532 Mendocino flats along river at Humboldt-Mendocino County line; North Coast Ranges, South Fork of Eel River 152 Comment
  JEPS38980  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1934-7-1 13275 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC1173704  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1939-8-26 16440 Mendocino 4 mi nw Laytonville; Long Valley 457 Comment
  UC582723  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1937-5-16 15269 Mendocino between Cummings and Bell Springs; Blue Rock Ridge 914 Comment
  UC585963  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1933-4-2 10949 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC902047  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1949-3-13 18271 Sonoma along creek w Knights Valley; Mayacamas Creek 152 Comment
  UC1173710  Arctostaphylos nevadensis Joseph P. Tracy 1939-8-16 16405 Humboldt Horse Mountain 1432 Comment
  UC585958  Arctostaphylos nevadensis Joseph P. Tracy Jul 16 1930-Jul 19 1930 8944 Humboldt openings in fir forest near McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  CAS-BOT-BC40061  Arctostaphylos nevadensis subsp. knightii Joseph P. Tracy 1935-6-23 13991 Humboldt French Camp Ridge 1066 Comment
  JEPS38935  Arctostaphylos patula Joseph P. Tracy 1935-7-14 14063 Humboldt Horse Mountain 1432 Comment
  UC1198669  Arctostaphylos patula Joseph P. Tracy 1939-8-16 16407 Humboldt Horse Mountain 1402 Comment
  GH362121  Arctostaphylos pungens J. P. Tracy 1934-3-11 13154 Unknown French Camp Ridge Comment
  CAS-BOT-BC27298  Arctostaphylos tracyi Joseph Prince Tracy 1923-2-18 6141 Humboldt Big Lagoon 6 Comment
  CAS-BOT-BC43992  Arctostaphylos uva-ursi Joseph P. Tracy 1945-3-30 17503 Humboldt Eureka 45 Comment
  RSA152315  Arctostaphylos uva-ursi Joseph P. Tracy 1945-3-30 17500 Humboldt Eureka. 46 Comment
  SEINET2029875 Image available Arctostaphylos uva-ursi Joseph P. Tracy 1940-10-3 16740 Humboldt Near Samoa, on Humboldt Bay 6 Comment
  UC673124  Arctostaphylos uva-ursi Joseph P. Tracy 1940-10-3 16740 Humboldt near Samoa; Humboldt Bay 6 Comment
  SEINET200929  Aristida oligantha J. P. Tracy 1919-9-15 5222 Humboldt Northern Coast Ranges; valley of Trinity River near mouth of Willoe Creek 152 Comment
  UC526766  Aristida oligantha Joseph P. Tracy 1933-8-27 13000 Humboldt Robertson's Ranch Vicinity of Garberville (hillsides in sheep range) 304 Comment
  UC1198120  Aristolochia californica Joseph P. Tracy 1933-6-2 12492 Napa along Napa R. e. of St. Helena 76 Comment
  JEPS20973  Arnica cernua Joseph P. Tracy 1926-5-2 7449 Humboldt near Ruby Creek; Northern Coast Ranges, Ruby Creek 609 Comment
  UC302176  Arnica cernua Joseph P. Tracy 1926-5-2 7449 Humboldt near Ruby Creek; Northern Coast Ranges, Willow Creek Canyon 609 Comment
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Feb 27 2007
  JEPS20984  Arnica discoidea Joseph P. Tracy 1937-7-2 15398 Humboldt 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  UC581753  Arnica discoidea Joseph P. Tracy 1937-7-2 15398 Humboldt on ridge 2 mi e of, Grove's Prairie; Trinity Summit 1524 Comment
  SEINET6999602  Arnica discoidea J. P. Tracy 1911-7-11 3513 Humboldt Hoopa Valley, hills near Supply Creek. Comment
  JEPS20978  Arnica latifolia Joseph P. Tracy 1932-7-20 10736 Humboldt near Corral Prairie; Trinity Summit 1524 Comment
  UC582486  Arnica longifolia Joseph P. Tracy 1935-8-6 14655 Trinity around White's Creek Lake, head of North Fork of White's Creek Devil's Canyon Mts., White's Creek Lake, North Fork of White 1981 Comment
  UC275465  Artemisia douglasiana Joseph P. Tracy 1925-11-1 7305 Humboldt Shively Northern Coast Ranges Comment
  SEINET11853294  Artemisia douglasiana J. P. Tracy 1947-1 17892 Humboldt Trinity Summit at Box camp 1463 Comment
  UC204825  Artemisia suksdorfii Joseph P. Tracy 1918-7-1 4973 Humboldt 3 mi s point of cape; Northern Coast Ranges, Cape Mendecino 3 Comment
  CAS-BOT-BC400531  Asarum caudatum Joseph P. Tracy 1935-7-23 14160 Humboldt Trinity Summit. Lower end of Brett Hole 1584 Comment
  UC1198117  Asarum caudatum Joseph P. Tracy and Ernest B. Babcock 1912-5-11 3618 Humboldt near Hydesville 60 Comment
  UC902064  Asclepias speciosa Joseph P. Tracy 1949-9-17 18578 Trinity near Helena; Trinity River 426 Comment
  POM23228  Aspidotis densa H. H. Tracy 1913-08 s.n. Siskiyou Castella Comment
  RSA167200  Aster foliaceus var. lyallii Joseph P. Tracy 1950-8-7 19271 Humboldt Box Camp, Trinity Summit 1463 Comment
  RSA167216  Aster subspicatus Joseph P. Tracy 1948-11-15 18262 Mendocino Ukiah Valley, 4 miles south of Talmage, east side of Russian River Comment
  UC1199089  Astragalus gambelianus Joseph P. Tracy 1899-6-14 400 Napa 3-4 mi e Angwin's Howell Mountain (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, , head of Moore's Cree 365 Comment
  UC54738  Astragalus gambelianus J. P. Tracy 1903-5-1 1834 Alameda hill back U.C. Berkeley; San Francisco Bay region, UC Berkeley 152 Comment
  CAS-BOT-BC17443  Athysanus pusillus J. P. Tracy 1902-4-5 1346 Alameda Region about San Francisco Bay. Hills near Berkeley. 304 Comment
  POM143743  Athysanus pusillus Joseph P. Tracy 1902-4-5 1346 Alameda Hills near Berkeley; Region about San Francisco Bay. 305 Comment
  UC1116213  Athysanus pusillus Joseph P. Tracy 1946-6-16 17577 Trinity n of crossing of Trinity Highway (South Fork Mountain, at Miller Spring); South Fork Mountain, Miller Spring 1371 Comment
  UC1198292  Athysanus pusillus Joseph P. Tracy 1922-4-30 6016 Humboldt near Willow Creek (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 152 Comment
  UC14419  Athysanus pusillus J. P. Tracy 1902-3-15 1308 Alameda San Pablo Ridge, Hills near Berkeley San Pablo Ridge; San Francisco Bay Region, San Pablo Ridge 457 Comment
  UC552292  Athysanus pusillus Joseph P. Tracy 1935-3-19 13758 Mendocino near Hopland (North Coast Ranges); North Coast Ranges 152 Comment
  UC1222660  Athysanus pusillus Joseph P. Tracy 1950-4-20 18627 Humboldt 4 mi se of Low Gap (above Kuntz, Van Duzen River); Van Duzen River 792 Comment
  UC1103326  Avena fatua Joseph P. Tracy 1933-5-1 12131 Sonoma Knight's Valley Northern Coast Ranges Comment
  UC1199295  Baccharis glutinosa Joseph P. Tracy 1932-9-10 10784 Contra Costa e of and on Franklin Canyon Road Pinole (Rodeo Creek); , Franklin Canyon Road 60 Comment
  JEPS21273  Baccharis pilularis Joseph P. Tracy 1937-11-14 15698 Mendocino Cummings North Coast Ranges Comment
  UC1222975  Baccharis pilularis Joseph P. Tracy 1948-11-15 18258 Napa near, on Silverado Trail e side of Napa Valley St. Helena Comment
  SD58225  Balsamorhiza deltoidea Joseph P. Tracy 1935-8-3 14465 Trinity Mary Blaine Mountain 1950 Comment
  UC275466  Balsamorhiza deltoidea Joseph P. Tracy 1925-5-17 6984 Humboldt near South Fork of Trinity River Valley; Trinity River Valley 182 Comment
  UC1198289  Barbarea orthoceras Joseph P. Tracy 1932-7-16 10642 Humboldt along creek in McKay Prairie 1524 Comment
  UC562693  Barbarea orthoceras Joseph P. Tracy 1935-7-25 14239 Humboldt lower end Brett Hole; Trinity Summit 1584 Comment
  UC922006  Beckmannia syzigachne Joseph P. Tracy 1941-6-29 16947 Trinity Hettenshaw Valley 944 Comment
  JEPS31856  Bellis perennis Joseph P. Tracy 1937-6-20 15345 Humboldt 10 miles up from mouth of Bear River Bear River 152 Comment
  UC165030  Bellis perennis J. P. Tracy 1901-6-10 1127 Humboldt about Eureka 0 Comment
  JEPS26214  Bensoniella oregona Joseph P. Tracy 1939-7-9 16327 Humboldt Snow Camp 1402 Comment
  UC1198384  Berberis aquifolium var. aquifolium Joseph P. Tracy 1948-9-5 18186 Humboldt on ridge 2 mi e Grove's Prairie (3 mi s of Grizzly Camp) 1524 Comment
  OBI16932  Bidens frondosa Joseph P. Tracy 1950-9-22 19367 Humboldt Klamath River, near Slate Crk. Below Orleans 8 mi Comment
  UC1199224  Blennosperma nanum Joseph P. Tracy 1921-5-12 5540 Lake between Upper Lake and Lakeport Lakeport; Northern Coast Ranges 426 Comment
  UC1222966  Blennosperma nanum var. nanum Joseph P. Tracy 1949-3-27 18272 Mendocino 4 mi s of, on the old Highway, w side of Russian River Hopland; Russian River Comment
  JEPS53049  Boechera breweri subsp. breweri Joseph P. Tracy 1935-8-5 14573 Trinity head of Whites Creek Devils Canyon Mts., Whites Creek 2133 Comment
  CAS-BOT-BC16294  Boechera howellii Joseph Prince Tracy 1935-8-8 14712 Trinity Devil's Canyon Mountains. Around White's Creek Lake, head of North Fork of White's Creek. 1981 Comment
  UC1222706  Boechera pauciflora Joseph P. Tracy 1950-8-8 19293 Humboldt head of Croghan Hole Trinity Summit, Croghan Hole Comment
  CAS-BOT-BC14302  Boechera platysperma Joseph Prince Tracy 1932-7-12 10458 Humboldt Klamath Mountains. Trinity Summit. Head of Brett Hole. 1828 Comment
  UC492238  Boechera platysperma Joseph P. Tracy 1932-7-12 10458 Humboldt Head of Brett Hole Klamath Mountains, Trinity Summit 1828 Comment
  UCD114455  Boechera platysperma Joseph P. Tracy 1932-7-12 10458 Humboldt Klamath Mountains, Trinity Summit. Rocky exposed places, head of Brett Hole. 1828 Comment
  UC562689  Boechera sparsiflora Joseph P. Tracy 1935-7-31 14391 Humboldt ridge connecting Trinity Summit with Salmon Summit; Devils Backbone 1676 Comment
  UC562684  Boechera suffrutescens Joseph P. Tracy 1935-8-3 14441 Trinity Mary Blaine Mt. 1950 Comment
  RSA167245  Boisduvalia densiflora Joseph P. Tracy 1950-6-18 18843 Humboldt Cape Mendocino, near the ocean shore, south of point of the Cape: Davis Creek. 3 Comment
  UC585961  Boschniakia strobilacea Joseph P. Tracy 1925-6-7 7059 Humboldt Northern Coast Ranges, Willow Creek Canyon. 609 Comment
  SEINET200607 Image available Botrychium multifidum Joseph P. Tracy 1906-11-4 2551 Humboldt Eureka Northern Coast of California 0 Comment
  JEPS49658  Boykinia major Joseph P. Tracy Jul 16 1930-Jul 19 1930 8935 Humboldt McKay Camp South Fork Mountain (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC1222964  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 mi e of Cedar Flat (Trinity River); Trinity River 365 Comment
  UC581799  Brickellia greenei Joseph P. Tracy 1935-7-30 14361 Humboldt Salmon Summit 1767 Comment
  CAS-BOT-BC127682  Brickellia greenei Joseph P. Tracy 1939-8-16 16401 Humboldt Horse Mountain, in open forest of Jeffrey Pine, in serpentine belt 1432 Comment
  UCD57276  Briza maxima Joseph P. Tracy 1950-5-30 18711 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  RSA168838  Brodiaea stellaris Joseph P. Tracy 1950-6-25 18903 Humboldt McClellen Mtn, just E of McClellen Rock, Burr Valley. 762 Comment
  UC1103277  Bromus carinatus var. carinatus J. P. Tracy 1900-3-17 582 Alameda hills near Berkeley; San Francisco Bay Region 304 Comment
  UC1152025  Bromus carinatus var. carinatus Joseph P. Tracy 1951-6-26 19570 Humboldt vicinity of Twin Lakes (Snow Camp and Twin Lakes trip) Comment
  UC184919  Bromus carinatus var. carinatus Joseph P. Tracy 1912-6-9 3654 Humboldt Northern Coast Region, Alton Alton; Northern Coast Region, Alton 30 Comment
  RSA10041  Bromus commutatus Joseph P. Tracy 1933-3-1 s.n. Mendocino Near Hopeland- on grassy hillsides. 183 Comment
  UC526930  Bromus commutatus Joseph P. Tracy 1932-6-4 10135 Humboldt Northern Coast Ranges, Bridgeville Bridgeville; Northern Coast Ranges, Bridgeville 228 Comment
  UC1103345  Bromus diandrus Joseph P. Tracy 1900-4-18 724 Alameda Region about San Francisco Bay, Berkeley Berkeley; Region about San Francisco Bay, Berkeley 91 Comment
  RSA10042  Bromus hordeaceus Joseph P. Tracy 1933-5-1 12134 Mendocino near Hopeland on grassy hillsides 183 Comment
  UC187099  Bromus hordeaceus Joseph P. Tracy 1908-6 2690 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges 762 Comment
  SEINET200936 Image available Bromus laevipes Joseph P. Tracy 1921-5-22 5693 Tuolumne Near Tuttletown 457 Comment
  UC526927  Bromus madritensis subsp. rubens Joseph P. Tracy 1932-6-17 10215 Trinity North Coast Ranges, Three Forks of Mad River Mad River; North Coast Ranges, Mad River 883 Comment
  UC1103270  Bromus orcuttianus Joseph P. Tracy 1948-8-15 18125 Humboldt 2 mi e of Grove's Prairie (near Elk Camp, Trinity Summit); Trinity Summit 1554 Comment
  UC1145164  Bromus orcuttianus Joseph P. Tracy 1937-7-2 15392 Trinity 3 mi e of Grove's Prairie (Trinity Summit); Trinity Summit 1402 Comment
  OBI22448  Bromus sitchensis Joseph P. Tracy 1937-5-31 15318 Humboldt Trinity River Valley, at Willow Crk Comment
  GH361926  Bromus sterilis J. P. Tracy 1935-6-23 13980 Unknown French Camp Ridge 1066 Comment
  RSA152301  Bromus sterilis Joseph P. Tracy 1950-6-15 18776 Humboldt Mail Ridge. North of Harris 5 miles. 945 Comment
  CAS-BOT-BC161569  Bromus suksdorfii Joseph P. Tracy 1935-8-6 14684 Trinity Devil's Canyon Mountains. Around White's Creek Lake, head of North Fork of White's Creek. 1889 Comment
  UC526728  Bromus tectorum Joseph P. Tracy 1931-5-3 9349 Humboldt near Blue Lake (along Mad River); Mad River 15 Comment
  RSA10035  Bromus vulgaris Joseph P. Tracy 1926-5-2 7427 Humboldt Trinity River Valley, near the south fork. Comment
  UC187252  Calamagrostis nutkaensis J. P. Tracy 1901-6-30 1192 Humboldt Immediate vicinity of Eureka 0 Comment
  UC1145049  Calamagrostis rubescens Joseph P. Tracy 1938-7-17 16082 Humboldt Garberville; river bank 152 Comment
  UC1198378  Calandrinia ciliata Joseph P. Tracy 1909-5-30 2979 Humboldt along railroad in Ryan's Slough; Northern Coast Region, Region about Humboldt Bay 0 Comment
  UC146150  Callitriche marginata Joseph P. Tracy May 15 1903-May 18 1903 1870 Napa Napa Valley near Calistoga; Northern Coast Ranges 91 Comment
  UC519309  Calocedrus decurrens Joseph P. Tracy 1933-4-8 12004 Del Norte 3 mi e of Gasquet (along Smith River at 18-mile Creek); Smith River, 18-mile Creek 152 Comment
  UC1197696  Calochortus albus Joseph P. Tracy 1921-5-22 5692 Tuolumne Tuttletown Foothill Region 457 Comment
  UC180215  Calochortus amabilis Joseph P. Tracy 1914-5-14 4422 Humboldt Fort Seward Northern Coast Ranges 121 Comment
  UC667124  Calochortus amabilis Joseph P. Tracy 1927-5-30 8090 Humboldt Garberville 152 Comment
  JEPS17832  Calochortus coeruleus Joseph P. Tracy 1933-7-16 12761 Trinity near Eight Mile Ridge head; Northern Coast Ranges, South Fork Mountain 1645 Comment
  UC667129  Calochortus coeruleus Joseph P. Tracy 1935-8-4 14524 Siskiyou 5 mi e Mary Blaine Mt. (Snow Prairie at summit of ridge, extreme head of Plummer Creek); Plummer Creek 1859 Comment
  UC1103466  Calochortus tolmiei Joseph P. Tracy 1933-6-13 12592 Humboldt near summit on road from Hoopa (w to Bair's); Hoopa Mountain 914 Comment
  UC198648  Calochortus tolmiei Joseph P. Tracy 1917-5-30 4813 Humboldt w of Dows Prairie; Northern Coast Ranges 15 Comment
  JEPS61766  Calochortus vestae Joseph P. Tracy 1916-6-19 4713 Humboldt Bosworth's Ranch Northern Coast Ranges, Laribee Creek 457 Comment
  UC1197694  Calochortus vestae Joseph P. Tracy 1930-6-29 8811 Humboldt nw slope Buck Mountain 762 Comment
  UC1196205  Caltha biflora Joseph P. Tracy 1932-7-16 10638 Humboldt At Corral Prairie, Trinity Summit; Klamath Mountains. 1524 Comment
  CAS-BOT-BC175759  Caltha leptosepala Joseph P. Tracy 1930-7-16 8971 Humboldt South Fork Mountain; at McKay Camp 1676 Comment
  UC176755  Calycadenia fremontii J. P. Tracy 1905-8-19 2371 Lake 6 mi n Lakeport; Scotts VAlley 426 Comment
  JEPS20233  Calycadenia fremontii Joseph P. Tracy 1938-8-14 16117 Humboldt South Fork of Trinity River, mountain slopes w of its mouth South Fork of Trinity River 304 Comment
  UC495636  Calycadenia truncata Joseph P. Tracy 1932-6-17 10196 Trinity North Coast Ranges, Three Forks of Mad River 883 Comment
  UC175973  Calycadenia truncata Joseph P. Tracy 1908-7-1 2761 Humboldt near Low Gap (ridge between Van Duzen and Mad Rivers); Northern Coast Ranges 914 Comment
  CAS-BOT-BC275448  Calycadenia truncata subsp. microcephala Joseph P. Tracy 1932-6-17 10196 Trinity Three Forks of Mad River 883 Comment
  UC1196472  Calypso bulbosa Joseph P. Tracy 1923-4-15 6192 1/2 Humboldt Northern Coast Ranges, Redwood Creek, at Berry's Redwood Creek; Northern Coast Ranges, Redwood Creek 274 Comment
  UC673025  Calyptridium umbellatum Joseph P. Tracy 1933-7-16 12739 Trinity South Fork Mountain; Northern Coast Ranges, South Fork Mountain 1524 Comment
  SEINET200998  Calystegia J. P Tracy 1917-5-30 4803 Humboldt Near Little River Comment
  UC1197879  Calystegia collina subsp. oxyphylla Joseph P. Tracy 1935-7-4 14031 Lake near Glenbrook (n side Cobb Valley, Cobb Mountain); Cobb Mountain, n side Cobb Valley, near Glenbrook 822 Comment
  UC906694  Calystegia occidentalis subsp. occidentalis Joseph P. Tracy 1941-8-24 17027 Trinity South Fork Mountain , South Fork Mountain (Northern Coast Ranges) 1645 Comment
  UC562485  Calystegia occidentalis subsp. occidentalis Joseph P. Tracy 1933-7-21 12816 Humboldt Redwood House on road to South Yager; on road to South Yager, Redwood House 762 Comment
  SEINET200995  Calystegia polymorpha Joseph P. Tracy 1937-7-24 15531 Humboldt Trinity Summit head of Little Hors-Linto Creek. 1372 Comment
  UC1173650  Camassia leichtlinii subsp. suksdorfii Joseph P. Tracy 1930-7-17 9000 Humboldt South Fork Mountain; in wet meadow at McKay Camp 1676 Comment
  CAS-BOT-BC497299  Camassia leichtlinii var. suksdorfii Joseph P. Tracy 1930-7-17 9000 Humboldt South Fork Mountain; in wet meadow at McKay Camp. 1676 Comment
  UC180216  Camassia quamash Joseph P. Tracy 1914-7-4 4538 Humboldt Bald Mountain, High Prairie High Prairie; Northern Coast Ranges, Bald Mountain, High Prairie 1066 Comment
  UC505100  Camissonia contorta Joseph P. Tracy 1932-5-8 9924 Mendocino near Longvale; North Coast Ranges 457 Comment
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Jul 20 2020
  UC902069  Campanula californica Joseph P. Tracy 1949-8-23 18491 Mendocino near Mendocino City 30 Comment
  UC169030  Campanula griffinii Joseph P. Tracy 1902-5-21 1576 1/2 Napa on hills at head of Moore's Creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain 457 Comment
  UC168960  Campanula prenanthoides Joseph P. Tracy 1905-7-6 2223 Napa 3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain 457 Comment
  SEINET10462991  Campanula prenanthoides Tracy 1933-7-26 TRACY 12927 Humboldt Grouse Creek Basin, in open woods 762 Comment
  UC602559  Campanula scouleri Joseph P. Tracy 1926-6-27 7691 Humboldt Horse Mountain 1219 Comment
  UC602560  Campanula scouleri Joseph P. Tracy 1937-7-25 15560 Humboldt ne Hawkins Bar; Trinity Summit Range, Happy Camp Mountain 1280 Comment
  UC1199216  Capsella bursa-pastoris Joseph P. Tracy 1940-10-15 16757 Humboldt Trinity River Valley, at Willow Creek Willow Creek; Trinity River Valley, Willow Creek 152 Comment
  UC1222657  Capsella bursa-pastoris Joseph P. Tracy 1950-7-6 19005 Humboldt 2 mi s of Burr Valley (on the Albee Road); Albee Road 1158 Comment
  UC302119  Cardamine angulata Joseph P. Tracy 1926-5-22 7510 Humboldt Prairie Creek Northern Coast Ranges, Prairie Creek 152 Comment
  CAS-BOT-BC37222  Cardamine angulata Joseph P. Tracy 1928-4-29 s.n. Humboldt Northern Coast Range. Prairie Creek. 152 Comment
  UC1199182  Cardamine californica Joseph P. Tracy 1935-3-10 13732 Humboldt Blue Slide Northern Coast Ranges, Van Duzen River (on Van Duzen River) 91 Comment
  UC1199199  Cardamine californica J. P. Tracy Feb. 10,1900 - Feb. 22, 1900 506 Alameda hills near Berkeley (region about San Francisco Bay); , hills nr Berkeley 91 Comment
  UC1199200  Cardamine californica Joseph P. Tracy 1924-2-24 6603 Humboldt near McKee's Mill (South Fork Eel River); Northern Coast Ranges, South Fork Eel River 60 Comment
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Jul 25 2012
  RSA167405  Cardamine californica var. integrifolia Joseph P. Tracy 1950-5-7 18651 Humboldt On the Redwood House Road, S of Redwood House 1 mile, on Yager Slope. (Head of South Yager Creek). Comment
  UC1173730  Cardamine californica var. sinuata Joseph P. Tracy 1939-4-25 16221 Humboldt mouth Bull Creek; Mouth of Bull Creek 60 Comment
  UC1222704  Cardamine nuttallii Joseph P. Tracy 1950-4-25 18635 Trinity about 3 mi se Kuntz (along Van Duzen River); , se of Kuntz Comment
  UC1199207  Cardamine oligosperma Joseph P. Tracy 1920-5-18 5328 Humboldt 5 mi from Dyerville (South Fork Eel River, Forest Lodge, along Eel River from South Fork to Scotia); Northern Coast Ranges, South Fork Eel River, Forest Lodge 60 Comment
  CAS-BOT-BC38127  Cardamine pensylvanica Joseph P. Tracy 1937-7-2 15401 Humboldt Trinity Summit. Head of Little Hors-Linto Creek. 1371 Comment
  HSC6853  Cardaria draba J. P. Tracy 1933-5-19 12201 Humboldt Eel River, Alton to Fortuna 15 Comment
  UC668056  Cardaria draba Joseph P. Tracy 1938-6-12 15895 Humboldt opposite mouth of Van Duzen River (Eel River, Alton to Fortuna); Eel River 15 Comment
  UC1222956  Carduus pycnocephalus subsp. pycnocephalus Joseph P. Tracy 1947-6-8 17703 Humboldt vicinity of, 1/2 mi w of town Carlotta 30 Comment
  CAS-BOT-BC17794  Carex amplifolia Joseph Prince Tracy 1935-6-23 13986 Humboldt French Camp Ridge. 1066 Comment
  UC1103586  Carex amplifolia Joseph P. Tracy 1933-8-6 12948 Humboldt French Camp Ridge 1066 Comment
  SEINET10588473  Carex aquatilis var. dives Joseph P. Tracy 1934-7-30 Tracy 13504 Humboldt Dense clumps in wettest places. Dry Lagoon - along coast in front of South End of Stone Lagoon. 3 Comment
  UC1103626  Carex aquatilis var. dives Joseph P. Tracy 1927-8-22 8352 Humboldt Bald Mountain, meadow near High Prairie Northern Coast Ranges 1066 Comment
  GH424018  Carex arcta J. P. Tracy 1903-8-9 1931 Unknown Bed of Winter Pond 152 Comment
  UC585638  Carex arcta Joseph P. Tracy 1937-8-12 15645 Humboldt Snow Camp 1402 Comment
  UC562630  Carex athrostachya Joseph P. Tracy 1935-7-27 14306 Humboldt Trinity Summit, open places at McKay Prairie 1584 Comment
  CAS-BOT-BC19213  Carex barbarae Joseph Prince Tracy 1929-6-23 8606 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  UC249736  Carex buxbaumii Joseph P. Tracy 1924-7-13 6724 Humboldt Big Lagoon Northern Coast Ranges, Big Lagoon 6 Comment
  UC562721  Carex concinnoides Joseph P. Tracy 1935-6-2 13922 Humboldt Big Lagoon 3 Comment
  UC1103597  Carex concinnoides Joseph P. Tracy 1933-6-13 12594 Humboldt on road w from Hoopa Valley; Northern Coast Ranges, Hoopa Mountain 914 Comment
  UC1158127  Carex densa Joseph P. Tracy 1942-6-15 17135 Humboldt Englewood, near Redcrest resort 91 Comment
  UC194804  Carex densa Joseph P. Tracy 1913-6-20 4231 Humboldt lower foothills of nw slope of Buck Mountain Northern Coast Ranges, Buck Mountain 762 Comment
  CAS-BOT-BC34971  Carex densa Joseph Prince Tracy 1936-6-3 14848 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  CAS-BOT-BC34976  Carex densa Joseph Prince Tracy 1936-6-3 14848 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  UC1116267  Carex deweyana subsp. leptopoda Joseph P. Tracy 1943-7-18 17442 Humboldt Big Lagoon 9 Comment
  UC195347  Carex deweyana subsp. leptopoda Joseph P. Tracy 1916-6-25 4746 Humboldt Redwood Creek, at point E from Trinidad 152 Comment
  UC50823  Carex deweyana subsp. leptopoda J. P. Tracy 1900-5-28 808 Humboldt immediate vicinity of Eureka Comment
  UC303007  Carex echinata Joseph P. Tracy 1926-6-27 7666 Humboldt Horse Mountain Northern Coast Ranges 1463 Comment
  UC562272  Carex echinata Joseph P. Tracy 1933-7-25 12845 Humboldt North Coast Ranges, Grouse Mountain Grouse Mountain; North Coast Ranges, Grouse Mountain 1524 Comment
  UC562273  Carex echinata Joseph P. Tracy Jul 16 1930-Jul 19 1930 8986 Humboldt in meadow at McKay Camp Northern Coast Ranges, South Fork Mountain 1676 Comment
  CAS-BOT-BC19876  Carex echinata subsp. echinata Joseph Prince Tracy 1935-7-24 14217 Trinity Trinity Summit. East of Ranger Station. 1889 Comment
  UC562271  Carex echinata subsp. echinata Joseph P. Tracy 1932-7-14 10567 Humboldt Corral Prairie Trinity Summit, Corral Prairie 1584 Comment
  CAS-BOT-BC19963  Carex exsiccata Joseph Prince Tracy 1938-9-25 16170 Humboldt Bald Mountain; at Lake Prairie. 1066 Comment
  POM126509  Carex feta Joseph P. Tracy 1921-6-12 5828 Humboldt Butler Valley. 152 Comment
  UC1152062  Carex feta Joseph P. Tracy 1950-8-7 19267 Humboldt meadow at Box Camp Trinity Summit 1463 Comment
  UC1103573  Carex geyeri Joseph P. Tracy 1927-6-12 8146 Humboldt Horse Mountain Northern Coast Ranges 1432 Comment
  CAS-BOT-BC20870  Carex globosa Joseph Prince Tracy 1932-4-23 9832 Humboldt North Coast Ranges. Englewood. 91 Comment
  CAS-BOT-BC20873  Carex globosa Joseph Prince Tracy 1929-6-3 8605 Humboldt North Coast Ranges. Willow Creek Canyon. Mouth of East Fork. 487 Comment
  UC249741  Carex globosa Joseph P. Tracy 1921-4-24 5448 Humboldt Phillipsville Northern Coast Ranges, South Fork of the Eel River 121 Comment
  CAS-BOT-BC146592  Carex gynodynama Joseph P. Tracy 1927-5-8 7969 Humboldt Phillipsville; facing South Fork of Eel River 121 Comment
  UC303151  Carex gynodynama Joseph P. Tracy 1925-5-10 6962 Humboldt Hydesiville. Comment
  CAS-BOT-BC22310  Carex harfordii Joseph Prince Tracy 1938-7-18 16083 Humboldt At Eureka. 30 Comment
  JEPS25973  Carex harfordii Joseph P. Tracy 1935-6-8 13938 Humboldt Northern Coast Ranges, Eureka Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC562660  Carex harfordii Joseph P. Tracy 1935-7-14 14087 Humboldt Grouse Mountain North Coast Ranges 1524 Comment
  UC249765  Carex hendersonii Joseph P. Tracy 1923-6-20 6331 Humboldt White Thorn Valley Northern Coast Ranges 304 Comment
  CAS-BOT-BC28163  Carex hoodii Joseph Prince Tracy 1932-7-11 10410 Humboldt trinity Summit, Open places at Corral Prairie. Comment
  CAS-BOT-BC7564  Carex integra Joseph Prince Tracy 1935-7-23 14139 Humboldt Trinity Summit. Open places at Corral Prairie. 1584 Comment
  UC562266  Carex jonesii Joseph P. Tracy 1932-7-15 10572 Humboldt Corral Prairie Trinity Summit 1584 Comment
  CAS-BOT-BC28502  Carex lenticularis var. limnophila Joseph Prince Tracy 1923-6-17 6275 Humboldt Big Lagoon 6 Comment
  POM160829  Carex lenticularis var. limnophila Joseph P. Tracy 1923-6-17 6275 Humboldt Big Lagoon 6 Comment
  CAS-BOT-BC31465  Carex leptopoda Joseph Prince Tracy 1936-6-9 14902 Humboldt Mattole Valley, 4 mi SE of Petrolia. 60 Comment
  RSA88654  Carex leptopoda Joseph P. Tracy 1935-6-8 13937 Humboldt Eureka. 61 Comment
  CAS-BOT-BC31584  Carex luzulina var. luzulina Joseph Prince Tracy 1930-7-16 8987 Humboldt South Fork Mountain, in wet meadow at McKay Camp. 1676 Comment
  CAS-BOT-BC31585  Carex luzulina var. luzulina Joseph Prince Tracy 1930-7-16 8987 Humboldt South Fork Mountain, in wet meadow at McKay Camp. 1676 Comment
  CAS-BOT-BC31587  Carex luzulina var. luzulina Joseph Prince Tracy 1932-7-14 10560 Humboldt Trinity Summit, Corral Prairie. 1584 Comment
  CAS-BOT-BC31662  Carex lyngbyei Joseph Prince Tracy 1935-6-8 13945 Humboldt Bordering Freshwater Slough, Humboldt Bay. 6 Comment
  UC1152052  Carex mariposana Joseph P. Tracy 1950-7-18 19080 Del Norte 1 mi E of Chimney Rock (Blue Creek, head of); Elk Valley 1341 Comment
  CAS-BOT-BC146650  Carex mendocinensis Joseph P. Tracy 1933-5-24 12280 Del Norte Near Gasquet. In Darlingtonia Swamp, 2 miles up Smith River 152 Comment
  UC103569  Carex multicaulis Joseph P. Tracy 1912-7-31 3940 Humboldt near Buck Mountain summit; Northern Coast Ranges 1524 Comment
  UC666870  Carex multicostata Joseph P. Tracy 1940-6-25 16618 Alpine Ebbet's Pass 2682 Comment
  UC1103086  Carex multicostata Joseph P. Tracy 1930-7-23 9127 Humboldt Cold Springs Northern Coast Ranges, Horse Mountain 1432 Comment
  UC1103090  Carex multicostata Joseph P. Tracy 1935-5-25 13828 Humboldt along head Larrabee Creek; Blocksburg 518 Comment
  JEPS80023  Carex nudata Joseph P. Tracy 1911-6-4 3220 Humboldt along Little River 5 mi from coast; Northern Coast Region, Little River 121 Comment
  UC562448  Carex nudata Joseph P. Tracy 1935-7-21 14120 Humboldt along river at Willow Creek Trinity River Valley 152 Comment
  JEPS80018  Carex obnupta Joseph P. Tracy 1912-7-31 3898 Humboldt on nw slope of Buck Mountain Northern Coast Ranges, Burr Valley, Buck Mountain 1066 Comment
  UC249766  Carex obnupta Joseph P. Tracy 1923-6-24 6371 Humboldt near High Prairie; Northern Coast Ranges, Bald Mountain 1066 Comment
  UC50826  Carex obnupta J. P. Tracy 1901-6-30 1193 Humboldt immediate vicinity Eureka 0 Comment
  CAS-BOT-BC119267  Carex ovalis Joseph Prince Tracy 1936-5-29 14826 Humboldt Gans Prairie on ridge E or Orick. 548 Comment
  JEPS79851  Carex pachycarpa Joseph P. Tracy 1932-7-11 10411 Humboldt Trinity Summit, Corral Prairie Corral Prairie; Trinity Summit, Corral Prairie 1584 Comment
  CAS-BOT-BC119229  Carex pachystachya Joseph Prince Tracy 1927-5-29 8077 Humboldt Big Lagoon 6 Comment
  UC562659  Carex pachystachya Joseph P. Tracy 1935-7-27 14287 Humboldt Corral Prairie Trinity Summit 1584 Comment
  CAS-BOT-BC119223  Carex pachystachya Joseph Prince Tracy 1928-6-24 8465 Humboldt Valley of South Yager Creek. 762 Comment
  JEPS79848  Carex pellita Joseph P. Tracy 1926-7-4 7702 Trinity Hennessey Road leading up South Fork of Trinity River South Fork of Trinity River; Northern Coast Ranges 609 Comment
  UC562339  Carex praegracilis Joseph P. Tracy 1935-7-4 14012 Lake near Glenbrook (n side of Cobb Valley); Cobb Mountain 822 Comment
  CAS-BOT-BC117963  Carex rossii Joseph Prince Tracy 1942-7-3 17397 Trinity Van Duzen River, halfway between Kuntz and Hettenshaw. 975 Comment
  CAS-BOT-BC118010  Carex rossii Joseph Prince Tracy 1935-6-23 13976 Humboldt French Camp Ridge. 1066 Comment
  JEPS79843  Carex scopulorum var. bracteosa Joseph P. Tracy 1932-7-14 10562 Humboldt Trinity Summit, Corral Prairie 1584 Comment
  CAS-BOT-BC117539  Carex serratodens Joseph Prince Tracy 1926-6-27 7692 Humboldt Horse Mountain. Comment
  UC249555  Carex serratodens Joseph P. Tracy 1921-5-19 5629 Calaveras 5 mi ne Copperopolis; Black Creek 487 Comment
  CAS-BOT-BC117266  Carex spectabilis Joseph Prince Tracy 1935-8-6 14687 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of N Fork of White's Creek. 1889 Comment
  UC1103097  Carex subbracteata J. P. Tracy 1900-6-25 861 Humboldt immediate vicinity Eureka 0 Comment
  CAS-BOT-BC116940  Carex subbracteata Joseph Prince Tracy 1936-6-9 14904 Humboldt Upper Matole. 121 Comment
  CAS-BOT-BC115576  Carex tumulicola Joseph Prince Tracy 1912-7-26 3835 Humboldt Kneeland Prairie. 762 Comment
  CAS-BOT-BC115575  Carex tumulicola Joseph Prince Tracy 1939-4-29 16254 Humboldt Orleans. 121 Comment
  POM126148  Carex tumulicola Joseph P. Tracy 1923-5-13 6205 Humboldt Near Bridgeville. Comment
  RSA91641  Carex tumulicola Joseph P. Tracy 1932-5-1 9853 Humboldt Grassy open places at Redway. Vicinity of Garberville. 122 Comment
  UC1103115  Carex tumulicola Joseph P. Tracy 1927-5-8 7971 Humboldt Philipsville Northern Caost Ranges, South Fork of Eel River 121 Comment
  UC197216  Carex tumulicola Joseph P. Tracy 4104 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  JEPS80033  Carex unilateralis Joseph P. Tracy 1912-7-21 3783 Humboldt Alton; Northern Coast Region 30 Comment
  UC194818  Carex unilateralis J. P. Tracy 1912-7-21 3783 Humboldt Alton; ; Alton, Humboldt Co. 30 Comment
  RSA152530  Carex unilateralis Joseph P. Tracy 1946-5-30 17539 Humboldt Wet gully in grassland near Bridgeville. 457 Comment
  UC562627  Carex unilateralis Joseph P. Tracy 1933-6-9 12539 Humboldt Fortuna 18 Comment
  UCD140927  Carex unilateralis Joseph P. Tracy 1946-5-30 17539 Humboldt near Bridgeville. 457 Comment
  UC1103607  Carex utriculata Joseph P. Tracy 1939-7-9 16322 Humboldt Lake Prairie Bald Mountain 1066 Comment
  UC1103614  Carex vesicaria Joseph P. Tracy Jul 16 1930-Jul 19 1930 8988 Humboldt McKay Camp Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC249742  Carex vesicaria Joseph P. Tracy 1924-7-4 6705 Humboldt Snow Camp Northern Coast Ranges 1371 Comment
  CAS-BOT-BC115064  Carex vesicaria Joseph Prince Tracy 1934-8-29 13622 Humboldt South Fork Mountain, in wet meadow and McKay Camp. 1676 Comment
  SEINET201052  Carex viridula Joseph P. Tracy 1934-7-30 13505 Humboldt Along coast in front of South End of Stone Lagoon. Dry Lagoon. 3 Comment
  JEPS25063  Castilleja affinis subsp. litoralis Joseph P. Tracy 1947-5-24 17692 B Humboldt Big Lagoon 152 Comment
  UC1222832  Castilleja arachnoidea Joseph P. Tracy 19192 Del Norte 1-2 mi s Elk Valley (2 mi se of Chimney Rock) 1402 Comment
  JEPS26160  Castilleja exserta subsp. exserta J. P. Tracy 1900-4-7 671 Alameda hills near Berkeley; San Francisco Bay Region 457 Comment
  JEPS8743  Castilleja foliolosa Joseph P. Tracy 1934-7-9 13329 Humboldt 5 mi s Harris; Mail Ridge 762 Comment
  UC1173699  Castilleja miniata Joseph P. Tracy 1939-8-20 16429 Humboldt near Blue Lake (along Mad River); Mad River 15 Comment
  UC1196861  Castilleja miniata Joseph P. Tracy 1912-7-31 3950 Humboldt near Buck Mountain summit; Northern Coast Ranges 1676 Comment
  UC179928  Castilleja miniata Joseph P. Tracy 1914-7-4 4537 Humboldt High Prairie Northern Coast Ranges, Bald Mountain (on Bald Mountain) 1066 Comment
  UC1196745  Castilleja pruinosa Joseph P. Tracy 1942-6-20 17186 A Del Norte 2 mi s Gasquet; French Hill 670 Comment
  UC902247  Castilleja pruinosa Joseph P. Tracy 1942-6-20 17186 B Del Norte 2 mi s Gasquet; French Hill 670 Comment
  UC168991  Castilleja rubicundula subsp. lithospermoides Joseph P. Tracy 1901-5-28 1244 Humboldt Redwood Creek North Coast Ranges (at Bair's ranch) 121 Comment
  SEINET200665  Ceanothus cordulatus J. P. Tracy 1935-7-14 14092 Humboldt Grouse Mountain ridge near 'Clear Lake 1524 Comment
  CAS-BOT-BC49319  Ceanothus cuneatus Joseph P. Tracy 1938-6-13 15905 Humboldt Horse Mountain 1432 Comment
  UC1198016  Ceanothus cuneatus var. cuneatus Joseph P. Tracy 1921-5-18 5587 Calaveras Copperopolis 304 Comment
  UC275318  Ceanothus foliosus Joseph P. Tracy 1923-6-20 6322 Humboldt Chamisal Mountain, near Shelter Cove 304 Comment
Read comments
Aug 4 2016
  UC502945  Ceanothus incanus Joseph P. Tracy 1932-5-1 9878 Humboldt Garberville vicinity Northern Coast Ranges 121 Comment
  UC1198007  Ceanothus integerrimus Joseph P. Tracy 1935-5-25 13878 Humboldt Fort Seward 106 Comment
  UC164817  Ceanothus integerrimus J. P. Tracy 1903-5-24 1907 Humboldt Alder Point Eel River 152 Comment
  RSA136480  Ceanothus oliganthus var. sorediatus Joseph P. Tracy 1918-5-1 4902 Humboldt Kneeland Prairie. 762 Comment
  UC165826  Ceanothus oliganthus var. sorediatus Joseph P. Tracy 1902-5-22 1627 Napa 3-4 mi e Angwin's (at head of Moore's Creek.); Howell Mt., Northern Coast Ranges 365 Comment
  UC502946  Ceanothus parryi Joseph P. Tracy 1932-5-1 9865 Humboldt vicinity Garberville; Northern Coast Ranges, vicinity of Garberville 121 Comment
  CAS-BOT-BC52043  Ceanothus prostratus Joseph P. Tracy 1927-5-15 8056 Humboldt Hoopa Mountain. On road West from Hoopa Valley, in open forest of yellow and sugar pines 914 Comment
  UC1222623  Ceanothus pumilus Joseph P. Tracy 1950-7-19 19186 Del Norte 1-2 miles south of Elk Valley, 2 miles southeast of Chimney Rock Comment
  UC902165  Ceanothus pumilus Joseph P. Tracy 1946-5-4 17526 Humboldt along Trinity Highway (Willow Creek Canyon); Willow Creek Canyon 609 Comment
  UC902166  Ceanothus pumilus Joseph P. Tracy 1949-4-24 18292 Mendocino on the Redwood Highway 1/2 mi nw Cummings P.O.; nw of Cummings P.O. on the Redwood Highway 457 Comment
  SEINET12209949  Ceanothus pumilus J. P. Tracy 1949-1 18697 Mendocino Long Valley, NW of Laytonville near Cummings P.O Comment
  UC1198000  Ceanothus thyrsiflorus J. P. Tracy 1901-6-23 1166 Humboldt Eureks 0 Comment
  UC165825  Ceanothus thyrsiflorus Joseph P. Tracy 1909-6-6 2984 Humboldt Eureka 0 Comment
  UC668160  Ceanothus thyrsiflorus Joseph P. Tracy 1935-6-2 13924 Humboldt Big Lagoon 60 Comment
  UC164836  Ceanothus velutinus Joseph P. Tracy 1911-7-9 3455 Humboldt along Willow Creek (tributary of Trinity River, near its mouth); Northern Coast Ranges, along Willow Creek 182 Comment
  UC275286  Ceanothus velutinus Joseph P. Tracy 1924-5-11 6674 Humboldt Bull Creek Northern Coast Ranges, Bull Creek 121 Comment
  UC668159  Ceanothus velutinus var. velutinus Joseph P. Tracy 1935-8-5 14575 Trinity Devil's Canyon Mountains, at head of White Creek 2072 Comment
  UC204750  Centaurea cyanus Joseph P. Tracy 1918-7-1 4963 Humboldt along river from South Fork to Scotia, Holmes Flat Eel River; North Coast Ranges, , Holmes Flat 60 Comment
  UC153952  Centaurium davyi Joseph P. Tracy 1907-7-4 2585 Humboldt 0.5 mi n mouth of Little River; Northern Coast Ranges 15 Comment
  UC1198631  Centaurium muehlenbergii Joseph P. Tracy 1918-7-1 4965 Humboldt from South Fork to Scotia (Holmes Flat, along Eel River); Northern Coast Ranges, Eel River, Holmes Flat 60 Comment
  JEPS46931  Centaurium muehlenbergii Joseph P. Tracy 1931-8-9 9610 Humboldt Blue Slide Northern Coast Ranges, Van Duzen River 91 Comment
  UC153953  Centaurium muehlenbergii Joseph P. Tracy Jul 1908 2900 Humboldt near Low Gap (ridge between Van Duzen and Mad Rivers, Humboldt and Trinity Cos.); North Coast Ranges 914 Comment
  UC153951  Centaurium trichanthum Joseph P. Tracy 1899-7-5 437 Napa 3-4 mi e Angwin's (on hills at head of Moores Creek); Northern Coast Ranges, Howell Mountain, Moores Creek 365 Comment
  UC562311  Centaurium trichanthum Joseph P. Tracy 1935-7-4 14033 Lake near Glenbrook (n side of Cobb Valley); Cobb Valley, Cobb Mountain 822 Comment
  UC1198321  Cerastium fontanum subsp. vulgare Joseph P. Tracy 1900-5-28 809 Humboldt Eureka; Northern Coast Region, Eureka 0 Comment
  UC668109  Cerastium fontanum subsp. vulgare Joseph P. Tracy 1933-5-28 12412 Humboldt Carlotta Northern Coast Ranges, Carlotta 60 Comment
  UC1116228  Cerastium glomeratum Joseph P. Tracy 1948-4-11 17964 Humboldt Eel R., S.Fork Station 48 Comment
  UC13624  Cerastium glomeratum J. P. Tracy 1900-3-15 567 Alameda hills near Berkeley (U. C. Campus); San Francisco Bay Region, , U. C. Campus Comment
  POM161037  Cercis occidentalis Joseph P. Tracy 1922-4-30 s.n. Humboldt Trinity River Valley, near Willow Creek. 152 Comment
  POM162070  Cercis occidentalis Joseph P. Tracy 1921-9-4 5950 Humboldt Trinity River Valley, near Willow Creek. Comment
  UC1222479  Cercis occidentalis Joseph P. Tracy 1941-8-9 16985 Mendocino below mouth of Outlet Creek; South Eel River 304 Comment
  CAS-BOT-BC277658  Chaenactis glabriuscula var. megacephala Joseph P. Tracy 1932-6-17 10172 Trinity North Coast Ranges. Three Forks of Mad River 883 Comment
  CAS-BOT-BC277661  Chaenactis glabriuscula var. megacephala Joseph P. Tracy 1932-6-17 10172 Trinity North Coast Ranges. Three Forks of Mad River 883 Comment
  UC1199377  Chamaemelum nobile J. P. Tracy 1896-8-7 14 Humboldt immediate vicinity of Eureka (on streets in Eureka, J Street) 0 Comment
  UC902143  Chamaesyce maculata Joseph P. Tracy 1949-9-13 18549 Siskiyou near forks Salmon (at mouth of Butter Creek) 274 Comment
  RSA11381  Cheilanthes cooperae H. H. Tracy 1917-1 762 San Bernardino Slover Mountain near Colton 488 Comment
  UC197914  Cheilanthes gracillima Joseph P. Tracy 1908-7-3 2765 Humboldt opposite Buck Mt (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC132200  Chenopodium album Joseph P. Tracy 1905-10-1 2394 Humboldt near mouth of Elk River; Northern Coast Range, region about Humboldt Bay 0 Comment
  UC302990  Chorizanthe membranacea Joseph P. Tracy 1926-5-31 7526 Trinity Big Bar Northern Coast Ranges, Big Bar 426 Comment
  UC55750  Chorizanthe membranacea J. P. Tracy 1902-5-30 1657 Lake 6 mi nw Lakeport (in hills about Scotts Valley); , nw of Lakeport 426 Comment
  UC672920  Chorizanthe membranacea Joseph P. Tracy 1938-6-6 15849 Mendocino 8 mi s Hopland (Russian River); , s of Hopland 182 Comment
  UC667995  Chrysolepis chrysophylla var. minor Joseph P. Tracy 1937-7-29 15589 Humboldt w slope near top South Fork Mountain (at Hyampom Trail); Northern Coast Ranges, South Fork Mountain 1676 Comment
  HSC8064  Chrysolepis sempervirens J. P. Tracy, H. E. Parks 1941-8-28 11541 Humboldt South Fork; Blake Lookout Area 1768 Comment
  UC503101  Chrysolepis sempervirens Joseph P. Tracy Jul 16 1930-Jul 19 1930 8951 Humboldt summit near Blake Lookout; Northern Coast Ranges, South Fork Mountain 1706 Comment
  RSA167214  Chrysothamnus nauseosus subsp. albicaulis Joseph P. Tracy 1949-9-15 18560 Siskiyou Black Bear Mine, Salmon Mts. Comment
  JEPS47002  Cicendia quadrangularis Joseph P. Tracy 1921-5-18 5591 Calaveras Copperopolis 304 Comment
  UC1198647  Cicendia quadrangularis Joseph P. Tracy 1930-5-18 8696 Humboldt Rohnerville Golf Course 152 Comment
  UC35436  Cicendia quadrangularis J. P. Tracy 1900-3-24 608 San Francisco near Stege; San Francisco Bay Region 3 Comment
  UC180176  Cicuta douglasii Joseph P. Tracy 1914-9-6 4612 Humboldt between High Prairie and Snow Camp (Bald Mountain); Northern Coast Ranges, Bald Mountain 1219 Comment
  SEINET201029 Image available Cinna latifolia J. P. Tracy 1919-9-18 5255 Humboldt Trinity Summit 1524 Comment
  UC1198516  Circaea alpina subsp. pacifica Joseph P. Tracy 1937-6-27 15381 Humboldt w. mouth of S. Fork Trinity R. (Four Mile Creek, on Friday Ridge Rd.); Four Mile Creek 609 Comment
  UC169293  Cirsium brevistylum Joseph P. Tracy 1912-7-14 3748 Humboldt at Eureka Northern Coast Region, Eureka 0 Comment
  SEINET201021  Cirsium occidentale var. californicum Joseph P. Tracy 1921-5-19 5624 Calaveras Black Creek 5 miles NE of Copperopolis 488 Comment
  UC1199138  Cirsium occidentale var. venustum Joseph P. Tracy 1936-7-5 15045 Humboldt Horse Mt. 1066 Comment
  SEINET11836350  Cirsium pastoris J. P. Tracy 1942-1 17302 Humboldt Trinity River Valley, at Willow Creek 152 Comment
  CAS-BOT-BC288720  Cirsium remotifolium Joseph P. Tracy 1938-7-6 16025 Humboldt Big Lagoon 30 Comment
  UC302188  Cirsium remotifolium Joseph P. Tracy 1926-7-5 7740 Humboldt Iaqua Northern Coast Ranges, Iaqua 609 Comment
  UC668206  Cirsium remotifolium Joseph P. Tracy 1938-7-6 16025 Humboldt Big Lagoon 30 Comment
  UC582535  Cirsium remotifolium var. rivulare Joseph P. Tracy 1934-7-31 13524 Del Norte flats e Crescent City; Elk Valley 15 Comment
  UC668205  Cirsium remotifolium var. rivulare Joseph P. Tracy 1938-7-4 15997 Humboldt Iaqua 762 Comment
  SEINET5506145 Image available Cirsium remotifolium var. rivulare Joseph P. Tracy, H. E. Parks 1938-6-24 11450 Del Norte on road to French Hill; Gasquet 122 Comment
  POM161905  Cirsium vulgare Joseph P. Tracy 1921-9-4 5961 Trinity Burnt Ranch, at McDonald's 488 Comment
  UC1222855  Clarkia amoena Joseph P. Tracy 1950-6-8 18751 Humboldt s of point Cape Mendocino; Devil's Gate 3 Comment
  UC144096  Clarkia amoena Joseph P. Tracy Jun 27 1908-Jun 30 1908 2757 Humboldt nw slope Buck Mountain (at bridge across river); Northern Coast Ranges, Little Van Duzen River 609 Comment
  UC183702  Clarkia amoena subsp. amoena Joseph P. Tracy 1912-7-26 3857 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC204004  Clarkia amoena subsp. amoena Joseph P. Tracy 1918-7-3 4989 Humboldt Wilder Ridge Northern Coast Ranges, Kings Peak Range 762 Comment
  UC668285  Clarkia concinna subsp. concinna Joseph P. Tracy 1937-7-2 15385 Trinity e Hawkins Bar (w slope of mountain); Happy Camp Mt. 914 Comment
  LA47439  Clarkia gracilis subsp. gracilis Joseph P. Tracy; 1913-6-23 4284 Humboldt Dinsmore's Ranch, near summit of ridge between Van Duzen and Mad Rivers 1066 Comment
  JEPS43685  Clarkia gracilis subsp. sonomensis Joseph P. Tracy 1931-6-28 9597 Humboldt lower foothills of nw slope Buck Mountain; Northern Coast Ranges 762 Comment
  SEINET12189257  Clarkia purpurea J. P. Tracy 1950-1 18809 Humboldt Fort Seward Ranch Comment
  POM214926  Clarkia purpurea subsp. purpurea Joseph P. Tracy 1932-6-26 10264 Humboldt North Coast Ranges: Valley of South Yager Creek 762 Comment
  UC1196971  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 C Trinity Hettenshaw 944 Comment
  UC183695  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1912-7-26 3831 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC1196982  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1913-7-20 4384 Humboldt near Berry's; Northern Coast Ranges, Redwood Creek 304 Comment
  UC902172  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1947-6-28 17723 Humboldt opposite Buck Mountain (Dinsmore's); Van Duzen River 762 Comment
  UC668286  Clarkia rhomboidea Joseph P. Tracy 1937-7-24 15527 Humboldt 2 mi se Devil's Hole; Trinity Summit 1524 Comment
  UC1198507  Clarkia unguiculata Joseph P. Tracy 1921-5-19 5636 Calaveras 5 mi ne Copperopolis; Foothill Region, Black Creek 487 Comment
  JEPS17215  Claytonia cordifolia Joseph P. Tracy 1932-6-15 10583 Humboldt ridges e Corral Prairie; Trinity Summit 1828 Comment
  SEINET200315  Claytonia exigua subsp. exigua J. P. Tracy 1926-4-3 7396 Humboldt Kneeland Prairie local Comment
  UC275327  Claytonia exigua subsp. glauca Joseph P. Tracy 1923-4-15 6188 Humboldt Redwood Creek;at Berry's Redwood Creek; Northern Coast Ranges 274 Comment
  UC673001  Claytonia perfoliata subsp. mexicana Joseph P. Tracy 1937-6-27 15380 Humboldt w of mouth of South Fork of Trinity River (Four-Mile Creek); Four-Mile Creek 670 Comment
  UC1222468  Claytonia washingtoniana Joseph P. Tracy 1932-5-15 10027 Del Norte 6 mi e Crescent City (Hiouchi Bridge, on Smith River); Smith River 60 Comment
  RSA0059529  Claytonia washingtoniana Joseph P. Tracy 1929-5-12 8585 Del Norte Del Norte County: 4 miles S of Klamath River Comment
  UC1173720  Clematis lasiantha Joseph P. Tracy 1939-4-29 16229 Humboldt bluffs opposite mouth of Hors-Linto Creek (Trinity R.); Trinity R. 152 Comment
  UC1197662  Clintonia uniflora Joseph P. Tracy 1923-6-30 6493 Trinity on road to Low Gap of Mad River (near summit South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1066 Comment
  JEPS25058  Collinsia grandiflora Joseph P. Tracy 1933-6-13 12572 Humboldt Hoopa Mountain; near summit on road from Hoopa westward to Blair's 1066 Comment
  JEPS26343  Collinsia heterophylla Joseph P. Tracy 1914-5-14 4464 Humboldt Fort Seward Northern Coast Ranges 121 Comment
  UC1196848  Collinsia heterophylla J. P. Tracy 1902-5-21 1572 Napa 3-4 mi e of Angwins (Howell Mountain, Head of Moore's Creek); Howell Mountain, Head of Moore's Creek 457 Comment
  UC162568  Collinsia linearis Joseph P. Tracy 1911-7-6 3336 Humboldt along road between Three Creeks and Mouth of Willow Creek (Northern Coast Ranges); Northern Coast Ranges 762 Comment
  UC582456  Collinsia linearis Joseph P. Tracy 1923-6-28 6398 Trinity Burnt Ranch 457 Comment
  UC1196843  Collinsia linearis Joseph P. Tracy 1913-7-20 4370 Humboldt near summit of ridge between Redwood Creek and Willow Creek (Northern Coast Ranges); Northern Coast Ranges 1066 Comment
  UC1222822  Collinsia linearis Joseph P. Tracy 1951-6-16 19475 Humboldt Summit of Siskiyous at crossing of the Takilma-Happy Camp Road near State Line Summit of Siskiyous Comment
  UC582455  Collinsia linearis Joseph P. Tracy 1936-6-10 14931 Humboldt South Fork of Trinity River, slopes w of its mouth South Fork of Trinity River 457 Comment
  RSA167226  Collinsia parviflora Joseph P. Tracy 1950-7-19 19098 Del Norte Elk Valley. At head of Blue Creek, one mile east of Chimney Rock. 1341 Comment
  UC1196839  Collinsia rattanii Joseph P. Tracy 1933-5-14 12173 Humboldt Trinity River Valley at Willow Creek Willow Creek; Trinity River Valley, Willow Creek 152 Comment
  UC147869  Collinsia sparsiflora var. arvensis J. P. Tracy 1902-5-18 1533 Napa 3-4 mi e Angwin (head Moore's Creek); Head Moore's Creek, Howell Mountain 518 Comment
  UC1196851  Collinsia sparsiflora var. collina Joseph P. Tracy 1913-6-20 4242 Humboldt Grassy slopes on lower foothills of Buck Mountain. 762 Comment
  UC1197837  Collomia heterophylla Joseph P. Tracy 1947-7-5 17791 Humboldt ridge top one mi w Mud Springs; Trinity Summit 1158 Comment
  UC1197841  Collomia heterophylla Joseph P. Tracy 1940-7-7 16668 Humboldt rocky bank Grouse Mt. 1463 Comment
  JEPS26236  Collomia tracyi Joseph P. Tracy 1939-8-5 16373 Humboldt Dinsmore's; Van Duzen River 737 Comment
  UC1197858  Collomia tracyi Joseph P. Tracy 1933-8-30 13052 Humboldt gravelly opening in woods North Coast Ranges, Grouse Mountain 1524 Comment
  UC1197863  Collomia tracyi Joseph P. Tracy 1932-7-13 10517 Humboldt open places at Corral Prairie Trinity Summit 1584 Comment
  UC907814  Collomia tracyi Joseph P. Tracy 1939-8-5 16372 Humboldt in sand bar Van Duzen River, Dinsmore's 737 Comment
  UC672847  Comandra umbellata subsp. californica Joseph P. Tracy 1927-5-15 8038 Humboldt near the South Fork (Trinity River Valley); Trinity River Valley 182 Comment
  UC1197344  Conioselinum pacificum Joseph P. Tracy 1913-8-31 4388 Humboldt near Indianola (s end of Humboldt Bay); Northern Coast Region, Humboldt Bay Region 0 Comment
  UC1222613  Conium maculatum Joseph P. Tracy 1950-6-8 18768 Humboldt near Petrolia (Hills between town and ocean) Comment
  UC1196211  Coptis laciniata Joseph P. Tracy 1915-8-2 4663 Humboldt Northern Coast Ranges, Mouht of Lawrence Creek Lawrence Creek; Northern Coast Ranges, Lawrence Creek 152 Comment
Read comments
Jan 22 2014
  UC936240  Cordylanthus tenuis subsp. viscidus Joseph P. Tracy 1947-8-24 17884 Humboldt ridge top 1 mi w Mud Springs; Trinity Summit 1158 Comment
  SEINET8733340 Image available Cordylanthus viscidus Joseph P. Tracy 1947-1 17884 Humboldt one mile west of Mud Springs, in serpentine formation 1158 Comment
  UC1223036  Corethrogyne filaginifolia Joseph P. Tracy 1950-6-18 18764 A Humboldt 1 mi w of town Petrolia Comment
  UC165018  Corethrogyne filaginifolia Joseph P. Tracy 1909-7-18 3016 Humboldt Humboldt Bay Comment
  UC581781  Corethrogyne filaginifolia J. P. Tracy 1936-8-17 15157 Humboldt bottom Arcata 15 Comment
  UC581783  Corethrogyne filaginifolia Joseph P. Tracy 1936-7-10 15046 Humboldt vicinity of Carlotta 30 Comment
  JEPS50097  Cornus canadensis Joseph P. Tracy 1923-6-24 6356 Humboldt meadow near High Prairie (Bald Mt.); Northern Coast Ranges, Bald Mt. 1066 Comment
  UC314607  Cornus canadensis Joseph P. Tracy 1923-6-24 6356 Humboldt meadow near High Prairie (Bald Mt.); Northern Coast Ranges, Bald Mt. 1066 Comment
  UC183588  Cornus nuttallii Joseph P. Tracy 1913-6-26 4345 Humboldt opposite Buck Mt. (Dinsmore's Ranch, Van Duzen R. Valley); Northern Coast Ranges, Van Duzen R. Valley, Dinsmore's Ranch 762 Comment
  CAS-BOT-BC212178  Cornus sericea Joseph P. Tracy 1933-6-7 12519 Humboldt Blue Slide on Van Duzen River 91 Comment
  JEPS79877  Cornus sericea subsp. sericea Joseph P. Tracy 1927-11-6 8392 Humboldt along Yager Creek Carlotta; Northern Coast Ranges 60 Comment
  UC154053  Cornus sericea subsp. sericea Joseph P. Tracy 1901-8-2 1247 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC668297  Cornus sericea subsp. sericea Joseph P. Tracy 1933-6-7 12519 Humboldt on Van Duzen R. Blue Slide 91 Comment
  UC668055  Coronopus didymus Joseph P. Tracy 1938-8-20 16121 Humboldt Eureka 30 Comment
  UC1103505  Corylus californica Joseph P. Tracy 1909-8-29 3080 Humboldt Humboldt Hill, N side Northern Coast Region, region about Humboldt Bay 0 Comment
  UC1197931  Corylus californica Mary Harriet Tracy 1946-5-30 Humboldt 5 mi E of Carlotta (Riverside Park) 30 Comment
  UC198569 Image available Corylus californica Joseph P. Tracy 1917-9-2 4842 Humboldt Grouse Mountain Northern Coast Ranges; Grouse Mt., Humboldt Co. 1524 Comment
  UC503087  Corylus californica Joseph P. Tracy 1931-8-16 9611 Humboldt near Briceland Northern Coast Ranges 152 Comment
  CAS-BOT-BC169520  Corylus cornuta subsp. californica Joseph P. Tracy 1933-4-8 10974 Del Norte Flats 3 miles E of Crescent City 15 Comment
  CAS-BOT-BC180303  Corylus cornuta subsp. californica Joseph P. Tracy 1949-8-11 18486 Humboldt near Snow Camp (1 1/2 mi SE) 1341 Comment
  UC249807  Cotula australis Joseph P. Tracy 1923-5-19 6211 Humboldt vicinity Trinidad 30 Comment
  UC1198826  Crassula connata var. erectoides Joseph P. Tracy 1922-4-30 6027 Humboldt Trinity R. Valley near Willow Creek; Northern Coast Ranges, Trinity R. Valley 152 Comment
  POM126151  Crataegus suksdorfii Joseph P. Tracy 1922-6-18 6097 Humboldt Valley along head of S Yoga Creek. 762 Comment
  UC1223026  Crepis occidentalis Joseph P. Tracy 1950-7-19 19093 Del Norte 1 mi e Chimney Rock (head of creek); Elk Valley, Blue Creek 1341 Comment
  SEINET11859966  Crepis occidentalis subsp. conjuncta J. P. Tracy 1950-7-19 19122 Del Norte Elk Valley, at head of Blue Creek, 1 mi E of Chimney Rock 1341 Comment
  CAS-BOT-BC290889  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14456 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC376474  Crepis pleurocarpa Joseph P. Tracy 1935-7-28 14332 Humboldt Trinity Summit. Head of Brett Hole 1828 Comment
  UC581725  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14456 1/2 Trinity Mary Blaine Mt. 1950 Comment
  UC581726  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14458 Trinity Mary Blaine Mt. 1950 Comment
  UC1225822  Crepis setosa Joseph P. Tracy 1948-9-20 18215 Humboldt Hoopa Valley 106 Comment
  JEPS22553  Crocidium multicaule Joseph P. Tracy 1933-5-21 12212 Humboldt McClellan Mountain 822 Comment
  GH424881  Cryptantha dissita J. P. Tracy 1902-5-30 1744 Unknown In hills about Scotts Valley, 6 miles north west of Lakeport 426 Comment
  UC184215  Cryptantha dissita J. P. Tracy 1902-5-30 1744 Lake 6 mi nw Lakeport (in hills about Scotts Valley); Scotts Valley 426 Comment
  UC525589  Cryptantha flaccida Joseph P. Tracy 1930-6-15 8750 Humboldt near Bosworth's; Northern Coast Ranges, Larrabee Creek 457 Comment
  UC525592  Cryptantha flaccida Joseph P. Tracy 1923-6-30 6464 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  UC55909  Cryptantha flaccida J. P. Tracy 1899-6-17 439 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek 365 Comment
  UC525559  Cryptantha simulans Joseph P. Tracy 1930-6-29 8798 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  JEPS67876  Cryptantha torreyana Joseph P. Tracy 1921-5-27 5806 Mendocino Long Valley Northern Coast Ranges 457 Comment
  POM11952  Cryptantha torreyana Joseph P. Tracy 1918-7-5 5013 Humboldt White Thorn Valley. 305 Comment
  UC525591  Cryptantha torreyana Joseph P. Tracy 1923-6-30 6434 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UC525593  Cryptantha torreyana Joseph P. Tracy 1923-6-28 6405 1/2 Trinity near McDonald Creek (Burnt Ranch); Northern Coast Ranges 457 Comment
  UC175784 Image available Cryptantha torreyana var. calistogae Joseph P. Tracy 1904-5-23 2094 Napa hills e Calistoga; Northern Coast Ranges; hills E of Calistoga, Napa Co. 243 Comment
  HSC1023  Cryptogramma acrostichoides J. P. Tracy 1935-8-7 14589 Trinity Devil's Canyon Mtns., at head of White's Creek 2073 Comment
  UC440174  Cryptogramma acrostichoides Joseph P. Tracy 1919-9-23 5290 Humboldt Trinity Summit; Northern Coast Ranges 1828 Comment
  UC502914  Cupressus lawsoniana Joseph P. Tracy 1927-6-12 8141 Humboldt Horse Mountain Northern Coast Ranges, Horse Mountain 1524 Comment
  CAS-BOT-BC224392  Cuscuta californica Joseph P. Tracy 1949-8-4 18407 Humboldt Trinity Summit. Mud Springs 1341 Comment
  UC1197868  Cuscuta occidentalis Joseph P. Tracy 1949-8-4 18409 Humboldt Mud Springs Trinity Summit 1341 Comment
  UC562478  Cuscuta subinclusa Joseph P. Tracy 1931-6-20 9586 Humboldt Alton, along Van Duzen River North Coast Ranges, Van Duzen River 30 Comment
  UC906653  Cyclospermum leptophyllum Joseph P. Tracy 1946-7-13 17613 Humboldt vicinity Carlotta 30 Comment
  UCD60075  Cynodon dactylon Joseph P. Tracy 1948-8-22 18108 Humboldt Vicinity of Carlotta. 30 Comment
  UCD60076  Cynodon dactylon Joseph P. Tracy 1940-10-17 16763 Humboldt South Fork Station. 60 Comment
  UC1239626  Cynoglossum grande Joseph P. Tracy 1923-3-17 6166 Humboldt vicinity of Garberville; Northern Coast Ranges 121 Comment
  UC177208  Cynoglossum grande Joseph P. Tracy 1913-6-20 4229 Humboldt opposite Buck Mt.; Northern Coast Ranges, Van Duzen R. Valley 762 Comment
  UC1103243  Cynosurus echinatus Joseph P. Tracy 1950-6-8 18732 Humboldt Bear River Ridge 609 Comment
  UC526896  Cynosurus echinatus Joseph P. Tracy 1933-6-11 12542 Humboldt near Miranda; Northern Coast Ranges, near Miranda 152 Comment
  RSA91852  Cynosurus echinatus Joseph P. Tracy, H. E. Parks 1933-6-11 12542 Humboldt Near Miranda 152 Comment
  UC196569  Cyperus squarrosus Joseph P. Tracy 1916-9-5 4773 Humboldt 4 mi. above mouth S. Fork Eel R.; Northern Coast Ranges, S. Fork Eel R. 60 Comment
  POM160839  Cyperus squarrosus Joseph P. Tracy 1920-8-15 5362 Humboldt Klamath River at Bluff Creek. 152 Comment
  UC1103636  Cyperus squarrosus Joseph P. Tracy 1921-10-9 5969 Humboldt Mad R. at Blue Lake; Northern Coast Ranges, Mad R. 30 Comment
  JEPS35178  Cystopteris fragilis Joseph P. Tracy 1925-11-25 7325 Humboldt near S Fork Trinity River Valley; Northern Coast Ranges, Trinity River Valley 182 Comment
  RSA167272  Cytisus scoparius Joseph P. Tracy 1950-6-17 18830 Humboldt Eureka. Comment
  UC303181  Cytisus scoparius Joseph P. Tracy 1923-6-18 6289 Humboldt Petrolia; Northern Coast Ranges 60 Comment
  UC1103248  Dactylis glomerata Joseph P. Tracy 1919-8-28 5186 Humboldt Eureka; Northern Coast Ranges, Eureka 0 Comment
  CAS-BOT-BC189734  Danthonia californica Joseph P. Tracy 1930-7-10 8860 Humboldt Northern Coast Ranges. Brannan Mountain. 1219 Comment
  CAS-BOT-BC189742  Danthonia californica Joseph P. Tracy 1930-7-10 8860 Humboldt Northern Coast Ranges. Brannan Mountain. 1219 Comment
  SEINET200656 Image available Danthonia californica Joseph P. Tracy, H. E. Parks 1931-5-31 9548 Humboldt Kneeland Prarie. 792 Comment
  UC552734  Danthonia californica Joseph P. Tracy 1935-7-23 14137 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC552801  Danthonia californica Joseph P. Tracy 1935-8-8 14698 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
  SEINET10598246  Danthonia californica Joseph P. Tracy 1912-6-9 Tracy 3650 Humboldt Alton, common on open slopes. 30 Comment
  GH341132  Danthonia californica var. americana J. P. Tracy 1935-8-3 14479 Unknown Mary Blaine Mt., Mary Blaine Meadow. 1950 Comment
  GH341133  Danthonia californica var. americana J. P. Tracy 1935-5-23 13853 Unknown Fort Seward 106 Comment
  UC1198845  Darlingtonia californica Joseph P. Tracy 1938-9-10 16161 1/2 Del Norte 7 mi e Smith River Village; Low Divide 548 Comment
  UC1197346  Daucus pusillus Joseph P. Tracy 1927-6-26 8211 Humboldt Stone Lagoon sand beach 6 Comment
  UC1197352  Daucus pusillus Joseph P. Tracy 1901-8-2 1248 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC32469  Daucus pusillus J. P. Tracy 1900-4-21 759 Alameda hills near Berkeley (Boswell's); Region about San Francisco Bay 91 Comment
  UC249612  Daucus pusillus Joseph P. Tracy 1921-7-10 5845 Humboldt near ocean Big Lagoon; Northern Coast Region, Big Lagoon 6 Comment
  UC164990  Deinandra corymbosa J. P. Tracy 1902-8-10 1768 Humboldt immediate vicinity Eureka 0 Comment
  SEINET11836589  Delairea odorata J. P. Tracy 1942-1 17054 Humboldt near Ferndale along Russ Creek Comment
  UC183703  Delphinium decorum subsp. tracyi Joseph P. Tracy 1913-6-17 4156 Humboldt streamlet near summit Northern Coast Ranges, Buck Mountain 1219 Comment
  UC249698  Delphinium hansenii subsp. ewanianum Joseph P. Tracy 1921-5-18 5576 Calaveras Copperopolis 304 Comment
  UCD95863  Delphinium hesperium Joseph P. Tracy 1948-6-20 18070 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  UC160908  Delphinium nudicaule Joseph P. Tracy 1902-5-15 1478 Napa hills at head of creek 3-4 mi e Angwin's; Northern Coast Ranges, Howell Mountain, Moore's Creek 365 Comment
  UC160933  Delphinium nudicaule Joseph P. Tracy 1908-6-8 2635 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC1222574  Delphinium trolliifolium Joseph P. Tracy 1950-6-15 18816 Humboldt ne side of ridge Mail Ridge, Huestis Rock (7 mi n of Harris) 822 Comment
  SEINET12099649  Delphinium trolliifolium J. P. Tracy 1951-1 s.n. Humboldt half way between Snow Camp and Twin Lakes Comment
  UC1196342  Delphinium trolliifolium Joseph P. Tracy 1906-4-29 2037 Humboldt near Fields Landing; Northern Coast Region, region about Humboldt Bay 0 Comment
  UC1222576  Delphinium trolliifolium Joseph P. Tracy 1950-6-8 18721 Humboldt ridge summit near Mountain Glen Ranch (7 mi s of Ferndale); Bear River Ridge Comment
  UC160932  Delphinium trolliifolium Joseph P. Tracy 1906-4-8 2400 Humboldt s side of bluff near Singley's Ferry; Northern Coast Ranges, Table Bluff 91 Comment
  RSA10043  Deschampsia beringensis Joseph P. Tracy 1927-7-16 8257 Humboldt Around Humboldt Bay. Mouth of Elk River. 6 Comment
  UC526669  Deschampsia cespitosa subsp. beringensis Joseph P. Tracy 1927-7-16 8257 Humboldt mouth of Elk R.; Northern Coast Region, around Humboldt Bay, Elk R. 6 Comment
Read comments
Sep 27 2007
  CAS-BOT-BC192703  Deschampsia danthonioides Joseph P. Tracy 1935-6-23 13969 Humboldt French Camp Ridge 1066 Comment
  LA10879  Deschampsia danthonioides Joseph P. Tracy; 1935-6-23 13969 Humboldt 1066 Comment
  UC1103219  Deschampsia danthonioides Joseph P. Tracy 1914-5-30 4477 Humboldt Alton Northern Coast Ranges, Alton 30 Comment
  UC526857  Deschampsia danthonioides Joseph P. Tracy 1932-7-14 10538 Humboldt Corral Prairie Klamath Mts., Trinity Summit, Corral Prairie 1524 Comment
  POM207194  Deschampsia elongata Joseph P. Tracy 1901-4-26 1043 Humboldt Immediate vicinity of Eureka 0 Comment
  UC1196308  Dicentra formosa Joseph P. Tracy 1921-5-23 5762 Calaveras near Avery (Sierra Nevada Mountains); Sierra Nevada Mountains 1158 Comment
  UC1196303  Dicentra formosa Joseph P. Tracy 16208 Humboldt vicinity Carlotta 30 Comment
  JEPS9734  Dicentra pauciflora Joseph P. Tracy 1933-7-16 12776 Humboldt near McKay Camp (South Fork Mountain); North Coast Ranges, South Fork Mountain 1676 Comment
  SEINET200952 Image available Dichanthelium acuminatum subsp. fasciculatum Joseph P. Tracy 1906-7-1 2517 Humboldt Eureka 61 Comment
  SEINET7293094 Image available Dichanthelium acuminatum subsp. fasciculatum Joseph P. Tracy 1918-1 5014 Humboldt White North Valley 305 Comment
Read comments
Apr 22 2016
  CAS-BOT-BC208956  Dichanthelium oligosanthes subsp. scribnerianum Joseph P. Tracy 1927-8-7 8314 Humboldt Willow Creek, Trinity River Valley 152 Comment
  UC709439  Dichelostemma X venustum Joseph P. Tracy 1941-5-4 16867 Humboldt Miranda, along the South Fork of Eel River South Fork of Eel River 121 Comment
  UC1198168  Dichelostemma capitatum J. P. Tracy 1902-3-29 1330 Alameda near Berkeley; San Francisco Bay Region 243 Comment
  UC667025  Dichelostemma capitatum Joseph P. Tracy 1932-6-17 10184 Trinity Three Fork of Mad River North Coast Ranges 883 Comment
  UC1198163  Dichelostemma congestum Joseph P. Tracy 1914-5-14 4446 Humboldt Fort Seward Northern Coast Ranges 121 Comment
  JEPS508  Dichelostemma ida-maia Joseph P. Tracy 1937-7-19 15450 Humboldt nw slope Buck Mountain 914 Comment
  UC1198185  Dichelostemma ida-maia Joseph P. Tracy 1934-7-22 13489 Humboldt road from Iaqua to Bridgeville (at crossing of North Yager Creek); North Yager Creek 396 Comment
  POM89789  Digitaria sanguinalis Joseph P. Tracy 1919-9-13 5195 Humboldt Trinity River Valley. Near Willow Creek. 152 Comment
  OBI49335  Diplacus layneae Joseph P. Tracy 1950-5-23 18662 Napa Howell MTn. On hills at head of Moore's Crk, 5 mi E of Angwin's Comment
  UC146198  Disporum hookeri Joseph P. Tracy 1908-6-9 2663 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  CAS-BOT-BC136196  Dodecatheon alpinum Joseph P. Tracy 1930-7-16 8930 Humboldt South Fork Mountain; in wet meadow at McKay Camp - Northern Coast Ranges 1676 Comment
  UC1222565  Dodecatheon hendersonii Joseph P. Tracy 1950-4-20 18631 Trinity about 3 mi s Kuntz (4 mi se of Low Gap, along Van Duzen River); along Van Duzen River se of Low Gap, s of Kuntz 792 Comment
  UC249505  Dodecatheon hendersonii Joseph P. Tracy 1922-4-30 5994 Humboldt near Willow Creek (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1198621  Dodecatheon hendersonii Joseph P. Tracy 1932-4-23 9828 Humboldt Miranda Northern Coast Ranges, South Fork of the Eel River (South Fork Eel River) 121 Comment
  JEPS14699  Dodecatheon jeffreyi Joseph P. Tracy 1935-8-7 14609 Trinity head of White's Creek , head of White's Creek (Devil's Canyon Mts.) 2072 Comment
  UC562748  Dodecatheon jeffreyi Joseph P. Tracy 1935-8-7 14602 Trinity at head of White's Creek , at head of White's Creek (Devil's Canyon Mts.) 2072 Comment
  UC179965  Dodecatheon jeffreyi Joseph P. Tracy 1914-7-4 4535 Humboldt High Prairie on Bald Mountain Northern Coast Ranges, High Prairie on Bald Mountain 1066 Comment
  POM161635  Downingia cuspidata Joseph P. Tracy 1921-5-19 5649 Calaveras Salt Springs Valley; foothill region of county. 305 Comment
  UC1199497  Downingia elegans Joseph P. Tracy 1934-7-9 13360 Humboldt near Bosworth's; Larrabee Creek 457 Comment
  POM252664  Downingia elegans var. corymbosa Joseph P. Tracy 1927-7-17 8270 Humboldt Three Cabins; lower western foothills of Chaparral Mt.; North Coast Ranges. 457 Comment
  HSC6742  Draba carnosula J. P. Tracy 1935-8-7 14623 Trinity Devil's Canyon Mtns., at head of White's Creek 2073 Comment
  GH379263  Draba howellii J. P. Tracy 1935-8-7 14623 Unknown Devil's Canyon Mts. at head of White's Creek 2072 Comment
  UC552293  Draba verna Joseph P. Tracy 1935-4-5 13772 Humboldt near Blue Lake (along Mad River); , near Blue Lake 15 Comment
  JEPS1612  Draperia systyla Joseph P. Tracy 1936-8-6 15082 Trinity East of Hawkins Bar; Happy Camp Mt. 1066 Comment
  UC203639  Drosera rotundifolia Joseph P. Tracy 1918-7-21 5084 Humboldt Humboldt Hill Northern Coast Ranges, Region about Humboldt Bay (small bog on n slope) 91 Comment
  UC154226  Drymocallis glandulosa var. glandulosa Joseph P. Tracy 1908-6 2744 Humboldt nw slope of Buck Mountain Northern Coast Ranges, Buck Mountain 762 Comment
  UC183545  Drymocallis lactea var. austiniae Joseph P. Tracy 1913-6-24 4296 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UC585625  Drymocallis lactea var. austiniae Joseph P. Tracy 1935-8-3 14500 Trinity Mary Blaine Meadow Mary Blaine Mountain, Mary Blaine Meadow 1950 Comment
  UC585626  Drymocallis lactea var. austiniae Joseph P. Tracy 1935-8-5 14538 Trinity head of White's Creek; Devil's Canyon Mts., head of White's Creek 2072 Comment
  CAS-BOT-BC157794  Drymocallis lactea var. lactea Joseph P. Tracy 1932-7-11 10406 Humboldt At Corral Prairie 1524 Comment
  UC1198836  Dudleya cymosa Joseph P. Tracy 1921-5-22 5702 Tuolumne near Jamestown; Table Mtn, foothill region 579 Comment
  UC34075  Echinochloa crus-galli J. P. Tracy 1900-11-1 973 Humboldt immediate vicinity Eureka 0 Comment
  UC552355  Elatine brachysperma H. H. Tracy 1935-4-10 Orange n Cotsa Mesa Comment
  UC698577  Eleocharis acicularis Joseph P. Tracy 1941-5-30 16898 Mendocino 4 mi n Calpella; Redwood Valley 259 Comment
  UC1116223  Eleocharis acicularis Joseph P. Tracy 1934-7-13 13393 Humboldt Dow's Prairie; dried pond 60 Comment
  UC666918  Eleocharis macrostachya Joseph P. Tracy 1934-7-20 13464 Humboldt Big Lagoon, small farm on shore 3 Comment
  UC183687  Eleocharis obtusa Joseph P. Tracy 1911-7-7 3401 Humboldt 3 mi NW of jct. of Willow Creek with Trinity River, at the meadows on mountain side Northern Coast Ranges 914 Comment
  HSC7324  Eleocharis pachycarpa J. P. Tracy, H. E. Parks 1931-6-7 9569 Humboldt Trinidad 61 Comment
  JEPS19324  Eleocharis parishii Joseph P. Tracy 1926-8-12 7767 Humboldt Trinity River Valley, near the South Fork Northern Coast Ranges 182 Comment
  UC303024  Eleocharis parishii Joseph P. Tracy 1926-8-12 7767 Humboldt near S fork Trinity River Valley; Northern Coast Ranges 182 Comment
  CAS-BOT-BC227345  Elymus elymoides Joseph P. Tracy 1933-7-25 12889 Fresno Grouse Mountain 1524 Comment
  SEINET201036  Elymus elymoides subsp. brevifolius Joseph P. Tracy 1919-9-23 5279 Humboldt Trinity Summit 1829 Comment
  UC187094  Elymus glaucus J. P. Tracy 1902-7-4 1760 Humboldt Immediate vicinity of Eureka 0 Comment
  SEINET7303662 Image available Elymus glaucus Joseph P. Tracy 1935-1 14494 Trinity Mary Blaine Mt. 1951 Comment
  CAS-BOT-BC203475  Elymus glaucus subsp. glaucus Joseph P. Tracy 1925-7-5 7167 Humboldt High Prairie, on Bald Mountain 1066 Comment
  CAS-BOT-BC203735  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14519 Trinity Mary Blaine Mt. 1950 Comment
  SEINET201045  Elymus multisetus Joseph P. Tracy 1921-5-18 5575 Calaveras Copperopolis 305 Comment
  UC1152044  Elymus multisetus Joseph P. Tracy 1951-7-6 19611 Lake mi n crossing (top of mt.); Northern Coast Ranges, Elk Mountain Comment
  UC185826  Elymus trachycaulus Joseph P. Tracy 1912-7-27 3885 Humboldt Kneeland Prairie Northern Coast Ranges of California 762 Comment
  SEINET10831695  Elymus trachycaulus Joseph P. Tracy 1912-7-7 Tracy 3743 Humboldt Eureka. Edge of salt marsh-in wet soil. 0 Comment
  CAS-BOT-BC204290  Elymus trachycaulus subsp. trachycaulus Joseph P. Tracy 1935-7-4 14011 Lake Cobb Mountain. North side of Cobb Valley, near Glenbrook 822 Comment
  UC1103293  Elytrigia repens Joseph P. Tracy 1944-7-1 17477 Humboldt Eureka 30 Comment
  POM161644  Emmenanthe penduliflora Joseph P. Tracy 1921-5-22 5703 Calaveras Foothill Region. Stanislaus River, at crossing of Copperopolis-Sonora Road. 152 Comment
  UC505111  Epilobium brachycarpum Joseph P. Tracy 1932-5-22 10112 Humboldt between Miranda and Redway; North Coast Ranges, South Fork of Eel River 91 Comment
  UC562422  Epilobium brachycarpum Joseph P. Tracy 1935-8-3 14506 1/2 Trinity around borders of meadow Mary Blaine Mt. 1950 Comment
  UC198621  Epilobium brachycarpum Joseph P. Tracy 1917-9-3 4855 Humboldt Janes Ranch Northern Coast Ranges, Grouse Mt. (lower w slopes) 914 Comment
  UC668304  Epilobium campestre Joseph P. Tracy 1938-7-5 16010 Humboldt 5 mi e Carlotta; Strong's District School House 45 Comment
  UC1196949  Epilobium canum subsp. canum Joseph P. Tracy 1899-9-2 335 Alameda Berkeley Hills Region about San Francisco Bay 457 Comment
  UC562497  Epilobium canum subsp. latifolium Joseph P. Tracy 1935-8-2 14436 Trinity head of Eagle Creek New River basin 1524 Comment
  UC1197010  Epilobium ciliatum subsp. ciliatum J. P. Tracy 1909-9-19 3098 Humboldt opp. Eureka (ocean beach); Samoa Comment
  UC203989  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1918-7-6 5046 Humboldt near Humboldt-Mendocino County line; Northern Coast Ranges, South Fork of Eel River 152 Comment
  RSA181879  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1926-9-3 7785 Trinity Northern Coast Ranges: Sharber Slough, on Trinity River, 3 miles east of mouth of South Fork 183 Comment
  JEPS31484  Epilobium ciliatum subsp. glandulosum Joseph P. Tracy 1937-8-12 15649 Humboldt Snow Camp 1402 Comment
  UC1197006  Epilobium ciliatum subsp. glandulosum Joseph P. Tracy Jul 16 1930-Jul 19 1930 9099 Humboldt near McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC205638  Epilobium ciliatum subsp. glandulosum Joseph P. Tracy 1919-9-18 5225 Humboldt Trinity Summit, Northern Coast Ranges Comment
  UC1198498  Epilobium densiflorum Joseph P. Tracy 1921-5-21 5672 1/2 Calaveras Salt Springs Valley Foothill Region 304 Comment
  UC1198500  Epilobium densiflorum Joseph P. Tracy 1909-8-1 3059 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC562517  Epilobium densiflorum Joseph P. Tracy 1935-7-7 14055 Mendocino Willits Valley North Coast Ranges 411 Comment
  UC1198493  Epilobium densiflorum Joseph P. Tracy 1938-8-7 16096 Napa in ditch Yountville 30 Comment
  UC198605  Epilobium densiflorum Joseph P. Tracy 1917-9-3 4852 Humboldt Janes Ranch Northern Coast Ranges, Grouse Mt. (lower w slopes of mt.) 914 Comment
  JEPS31497  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-2 14428 Trinity head of river near Young's Peak; New River 1584 Comment
  JEPS39329  Epilobium hallianum Joseph P. Tracy 1925-5-30 7046 Humboldt McClellan Mountain Northern Coast Ranges 822 Comment
  JEPS31490  Epilobium oregonense Joseph P. Tracy 1935-7-26 14260 Humboldt Water Dog Lakes Trinity Summit (meadows) 1828 Comment
  UC1197017  Epilobium rigidum Joseph P. Tracy 1931-5-30 9514 Del Norte at 18 mile Creek Northern Coast Ranges, Gasquet 121 Comment
  UC1239789  Equisetum hyemale subsp. affine Joseph P. Tracy 1926-9-6 7795 Humboldt near S. Fork Trinity River Valley; Northern Coast Ranges 182 Comment
  POM89792  Eragrostis hypnoides Joseph P. Tracy 1920-8-20 5369 Humboldt Klamath River at mouth of Bluff Creek Comment
  HSC9785  Eragrostis mexicana subsp. virescens J. P. Tracy 1931-9-7 9653 Humboldt Trinity River Valley, Willow Creek Comment
  UC212870  Eragrostis pilosa var. pilosa Joseph P. Tracy 1920-8-15 5361 Humboldt mouth of Bluff Creek (Klamath R.); Northern Coast Ranges, Klamath R. 152 Comment
  UC164835  Eremocarpus setiger Joseph P. Tracy Jul 21 1905-Aug 16 1905 2341 Lake Elk Mountain Northern Coast Ranges (n Lake Co.) 1219 Comment
  UC1197921  Eriastrum brandegeeae Joseph P. Tracy 1905-7-13 2257 Lake Glass Mt. Northern Coast Ranges 762 Comment
  CAS-BOT-BC33463  Eriastrum tracyi Joseph Prince Tracy 1923-6-30 6463 Trinity Hay Fork Valley 792 Comment
  JEPS19261  Ericameria arborescens Joseph P. Tracy 1938-9-10 16159 Del Norte 7 mi e Smith River Village; Low Divide 548 Comment
  RSA168828  Ericameria bloomeri Joseph P. Tracy 1949-9-15 18557 Siskiyou Near top, Blue Ridge, on road between Cecilville and Sawyer's Bar 1585 Comment
  UC1199411  Ericameria nauseosa var. speciosa Joseph P. Tracy 1935-8-5 14572 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2072 Comment
  UC1223014  Erigeron aliceae Joseph P. Tracy 1949-7-16 18369 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  SEINET11851472  Erigeron annuus J. P. Tracy 1949-1 18585 Humboldt Eureka Comment
  UC604618  Erigeron biolettii Joseph P. Tracy 1938-8-7 16100 Mendocino 8 mi s north county boundary; S. Fork Eel River, Red Mountain Creek Bluff 304 Comment
  UC1223141  Erigeron foliosus var. confinis Joseph P. Tracy 1947-7-5 17785 Humboldt Ridge top, 1 mi w Mud Springs; Trinity Summit Comment
  JEPS21933  Erigeron foliosus var. confinis Joseph P. Tracy 1931-5-17 9433 Humboldt near Willow Creek; Trinity River 152 Comment
  RSA168813  Erigeron foliosus var. confinis Joseph P. Tracy 1950-8-8 19291 Humboldt Croghan Hole, on Trinity Summit 1677 Comment
  CAS-BOT-BC300705  Erigeron glacialis var. glacialis Joseph P. Tracy 1935-8-6 14664 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek 1981 Comment
  RSA168818  Erigeron glaucus Joseph P. Tracy 1949-8-23 18497 Mendocino 3-4 miles north of Westport 30 Comment
  POM56121  Erigeron inornatus var. biolettii Joseph P. Tracy 1918-7-6 5052 Humboldt South Fork of Eel River near the Humboldt-Mendocino County Line 152 Comment
  UC1223137  Erigeron inornatus var. inornatus Joseph P. Tracy 1950-7-31 19228 Humboldt about 1 mi n Friday's Camp (open glade where road crosses sides of the ridge); Friday Ridge Comment
  JEPS21938  Erigeron klamathensis Joseph P. Tracy 1935-7-24 14204 Trinity near Ranger Station; Trinity Summit 1828 Comment
  UC581738  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-6 14579 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  JEPS21928 Image available Erigeron robustior J. P. Tracy 1932-6-26 10252 Humboldt valley of South Yager Creek, Humboldt Co. 762 Comment
  UC1223007  Erigeron robustior Joseph P. Tracy 1941-6-29 16964 Humboldt opposite Buck Mountain (Dinsmore's); Van Duzen River 762 Comment
  UC672916  Eriogonum elatum Joseph P. Tracy 1935-8-3 14454 Trinity Mary Blaine Mt. 1950 Comment
  UC672915  Eriogonum elatum var. villosum Joseph P. Tracy 1935-8-3 14461 Trinity Mary Blaine Mt. 1950 Comment
  POM165551  Eriogonum latifolium Joseph P. Tracy 1918-7-1 4974 Humboldt Cape Mendocino. Southwestern slopes, fronting the ocean, three miles south of point of the cape 3 Comment
  UC203954  Eriogonum latifolium Joseph P. Tracy 1918-7-1 4974 Humboldt 3 mi s Point of the Cape; Cape Mendocino 3 Comment
  CAS-BOT-BC259375  Eriogonum lobbii Joseph P. Tracy 1935-8-5 14561 Trinity Devil's Canyon Mts., at head of White's Creek 2133 Comment
  UC1198104  Eriogonum luteolum var. luteolum Joseph P. Tracy Jul 21 1905-Aug 16 1905 2277 Lake Elk Mountain Northern Coast Ranges, Elk Mountain 1219 Comment
  UC1198106  Eriogonum luteolum var. luteolum J. P. Tracy 1899-7-6 442 Napa 3-4 mi e Angwin's (head of Moore's Creek); Howell Mountain, Moore's Creek 365 Comment
  UC1198110  Eriogonum luteolum var. luteolum Joseph P. Tracy 1929-9-29 8671 B Trinity mouth of French Creek French Creek 381 Comment
  UC1222338  Eriogonum nudum var. auriculatum Joseph P. Tracy 1950-8-13 19306 Alameda at head of Dwight Way Berkeley Hills 243 Comment
  UC176684  Eriogonum nudum var. nudum Joseph P. Tracy 1912-7-26 3858 Humboldt hills on the Ashfield Ridge North Coast Ranges, Kneeland Prairie, Ashfield Ridge 762 Comment
  UC144102  Eriogonum nudum var. oblongifolium Joseph P. Tracy 1909-8-1 3058 Humboldt Kneeland Prairie Northern Coast Ranges, Kneeland Prairie 762 Comment
  SEINET11938140  Eriogonum nudum var. pubiflorum J. P. Tracy 1950-1 19320 Humboldt along Klamath River at "Big Bar", just above Slat Creek 122 Comment
  UC1198153  Eriogonum ternatum Joseph P. Tracy 1940-7-9 16682 Del Norte n Monumental (near state line) 944 Comment
  UC668022  Eriophorum crinigerum Joseph P. Tracy 1935-8-7 14601 Trinity head of White's Creek; Devil's Canyon Mts., White's Creek 2072 Comment
  JEPS34646  Eriophyllum lanatum var. achilleoides Joseph P. Tracy 1921-8-12 5934 Humboldt Big Lagoon Comment
  UC1223130  Eriophyllum lanatum var. achilleoides Joseph P. Tracy 1950-6-15 18790 Humboldt 7 mi n Harris; Jenk's Ranch Comment
  GH427065  Eriophyllum lanatum var. arachnoideum J. P. Tracy 1906-7-15 2539 Unknown Table Bluff, region about Humboldt Bay Comment
  RSA168823  Eriophyllum lanatum var. grandiflorum Joseph P. Tracy 1950-6-27 18917 Del Norte French Hill, South of Gasquet 2 miles 610 Comment
  UC1223127  Eriophyllum lanatum var. grandiflorum Joseph P. Tracy 1950-6-27 18917 Del Norte 2 mi s Gasquet; French Hill 609 Comment
  UC667010  Eriophyllum lanatum var. integrifolium Joseph P. Tracy 1940-6-25 16633 Alpine Ebbet's Pass Highway 2 mi w Ebbet's Pass 2590 Comment
  UC668048  Erodium botrys Joseph P. Tracy 1933-4-28 12075 Sonoma Knights Valley 182 Comment
  UC176874  Erodium cicutarium Joseph P. Tracy 1912-6-9 3675 Humboldt Alton Northern Coast Region 30 Comment
  UC35200  Erodium moschatum J. P. Tracy 1900-1-30 496 Alameda near Berkeley (hill back of U.C.); San Francisco Bay Region 182 Comment
  SEINET12118220  Eryngium aristulatum J. P. Tracy 1912-1 3777 & 4001 Humboldt Alton 91 Comment
  UC642245  Eryngium aristulatum var. aristulatum Joseph P. Tracy 1938-6-6 15837 Napa 5 mi. n. Napa City; Napa Valley 30 Comment
  UC314590  Eryngium articulatum Joseph P. Tracy 1926-7-4 7717 Trinity Donahue's Ranch near mouth of S. Fork Trinity R.; Northern Coast Ranges, Donahue's Ranch 243 Comment
  CAS-BOT-BC54919  Erysimum menziesii Joseph P. Tracy 1904-4-24 2031 Humboldt Ocean Beach at Humboldt Bay. Comment
  SEINET13768678 Image available Erythranthe guttata Joseph P. Tracy 1905-1 2312 Lake Plants of Northern Coast Ranges of California; Elk Mountain, Northern Lake County. 1219 Comment
  JEPS505  Erythronium californicum Joseph P. Tracy 1938-6-13 15896 Humboldt Horse Mountain 1432 Comment
  UC1197644  Erythronium californicum Joseph P. Tracy 1913-6-17 4184 Humboldt near summit; Northern Coast Ranges, Buck Mountain 1676 Comment
  UC1197646  Erythronium grandiflorum Joseph P. Tracy 1932-7-15 10600 Humboldt ridges e Corral Prairie; Trinity Summit 1828 Comment
  JEPS500  Erythronium revolutum Joseph P. Tracy 1927-5-15 8064 Humboldt near summit on road from Hoopa w to Bair's (at head of Pine Creek); Hoopa Mountain, Pine Creek 1066 Comment
  JEPS61873  Erythronium revolutum Joseph P. Tracy 1918-5-4 Humboldt Eureka Comment
  UC1197652  Erythronium revolutum Joseph P. Tracy 1929-4-14 8534 Mendocino hillside near Humboldt-Mendocino County line; Northern Coast Ranges, South Fork Of Eel River 152 Comment
  UC159113  Erythronium revolutum J. P. Tracy May, 1911 Humboldt Kneeland Prairie Comment
  UC146100  Eschscholzia caespitosa J. P. Tracy May 28 1902-Jun 2 1902 1685 Lake 6 mi nw Lakeport (in hills about Scotts Valley) 426 Comment
  UC1196290  Eschscholzia californica Joseph P. Tracy 1912-7-4 3734 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC581782  Eucephalus ledophyllus Joseph P. Tracy 1935-8-3 14464 Trinity Mary Blaine Mt. 1950 Comment
  POM161488  Eucephalus tomentellus Joseph P. Tracy 1919-9-27 5304 Humboldt Mountain slopes along road between Three Creeks and mouth of Willow Creek. 915 Comment
  UC1199348  Euchiton gymnocephalus Joseph P. Tracy 1936-8-24 15175 Humboldt 6 mi se Arcata; Fickle Hill 609 Comment
  UC552227  Euchiton gymnocephalus Joseph P. Tracy 1929-5-12 8588 Del Norte 3 mi s Klamath River; North Coast Ranges 91 Comment
  RSA168833  Euchiton gymnocephalus Joseph P. Tracy 1946-6-23 17596 Humboldt Dan McBride's place, southeast end of Kneeland Prairie 762 Comment
  UC1199351  Euchiton sphaericus Joseph P. Tracy 1920-9-19 5399 Humboldt North Fork of Mad River Northern Coast Ranges, North Fork of Mad River 304 Comment
  UC673083  Euchiton sphaericus Joseph P. Tracy 1940-8-11 16694 Humboldt near Raccoon Creek; Trinity River Valley 152 Comment
  CAS-BOT-BC206925  Euonymus occidentalis Joseph P. Tracy; H. E. Parks 1925-6-14 7123 Humboldt Kneeland Paririe Road, along stream. 457 Comment
  UC902141  Euphorbia spathulata Joseph P. Tracy 1948-6-20 18068 Humboldt Willow Creek; Trinity River Valley 152 Comment
  UC1198980  Euphorbia spathulata Joseph P. Tracy 1927-5-8 7977 Humboldt Phillipsville Northern Coast Ranges, South Fork of Eel River (slopes and groves facing South Fork of Eel River) 121 Comment
  UC1199302  Eurybia radulina Joseph P. Tracy Jul 21 1905-Aug 16 1905 2345 Lake Elk Mountain, northern Lake County Northern Coast Ranges, Elk Mountain 1219 Comment
  UC180190  Eurybia radulina Joseph P. Tracy 1914-9-6 4619 Humboldt Bald Mountain, between High Prairie and Snow Camp Bald Mountain 1066 Comment
  CAS-BOT-BC310679  Euthamia occidentalis Joseph P. Tracy 1927-10-8 8389 Humboldt Arcata Bottom 15 Comment
  UCD98913  Fallopia sachalinensis Joseph P. Tracy 1946-8-25 17634 Humboldt 1/2 mile S. of mouth of Elk River. 6 Comment
  UC1607839  Festuca Joseph P. Tracy and Harold E. Parks 1934-6-27 11078 Humboldt Grouse Mountain 1432 Comment
  UC1152015  Festuca arundinacea Joseph P. Tracy 1951-6-21 19522 Humboldt back of Everett Beck house; Hydesville Comment
  UC180429  Festuca californica Joseph P. Tracy 1913-6-21 4250 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC34070  Festuca californica J. P. Tracy 1901-6-23 1175 Humboldt immediate vicinity Eureka 0 Comment
  CAS-BOT-BC278816  Festuca occidentalis J. P. Tracy 1900-5-22 796 Humboldt Immediate vicinity of Eureka 152 Comment
  POM126170  Festuca occidentalis Joseph P. Tracy 1900-5-22 796 Humboldt Immediate vicinity of Eureka. 0 Comment
  RSA10112  Festuca occidentalis Joseph P. Tracy 1932-7-17 10655 Humboldt Near Corral Prairie, Trinity summit, Klamath mountains. 1524 Comment
  UC525636  Festuca occidentalis Joseph P. Tracy 1932-7-17 10655 Humboldt near Corral Prairie; Klamath Mountains, Trinity Summit 1524 Comment
  UCD66178  Festuca occidentalis Joseph P. Tracy 1942-6-20 17212 Del Norte Darlingtonia Camp, on Smith River, 2 miles east of Gasquet. 121 Comment
  UC176573  Festuca rubra Joseph P. Tracy 1912-7-7 3740 Humboldt Eureka North Coast Region 0 Comment
  UC180345  Festuca rubra Joseph P. Tracy 1913-6-13 4097 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC249870  Festuca rubra Joseph P. Tracy 1923-6-28 6400 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  CAS-BOT-BC278622  Festuca subulata J. P. Tracy 1902-5-28 1734 Lake In hills about Scotts Valley, 6 miles North West of Lakeport 609 Comment
  UC1103708  Festuca subulata Joseph P. Tracy 1921-4-17 5429 Humboldt Alton Northern Coast Ranges 30 Comment
  UC1145204  Festuca subulata Joseph P. Tracy 1936-6-9 14903 Humboldt 4 mi se Petrolia; Northern Coast Ranges, Mattole Valley 60 Comment
  UC1145206  Festuca subuliflora Joseph P. Tracy 1948-6-13 18041 Humboldt 7 mi nw Blocksburg; Larrabee Creek 304 Comment
  SEINET11826851  Filago gallica J. P. Tracy 1948-1 18038 Humboldt halfway between Bridgeville & Blacksburg, along Larrabee Creek Comment
  UC1198729  Fragaria vesca Joseph P. Tracy 1901-4-26 1054 Humboldt Humboldt Hill; Northern Coast Region, Humboldt Bay Region 0 Comment
  UC249521  Fraxinus latifolia Joseph P. Tracy 1922-5-29 6060 Humboldt South Yager Creek Valley Northern Coast Ranges 762 Comment
  UC1197625  Fritillaria affinis Joseph P. Tracy 1933-6-13 12575 Humboldt Hoopa Mountain, near summit on road from Hoopa westward to Bair's Hoopa Mountain 1066 Comment
  UC672864  Fritillaria affinis Joseph P. Tracy 1940-5-17 16549 Humboldt McClellan Mountain 762 Comment
  UC13831  Fritillaria liliacea J. P. Tracy 1900-3-24 612 Contra Costa near Point Richmond (San Francisco Bay Region); San Francisco Bay Region 3 Comment
  UC1197635  Fritillaria recurva Joseph P. Tracy Jul 21 1905-Aug 16 1905 2321 Lake Elk Mountain; Northern Coast Ranges, Elk Mountain 1219 Comment
  UC602509  Galium bolanderi Joseph P. Tracy 1937-7-24 15530 Humboldt 2 mi se Devil's Hole; Trinity Summit 1584 Comment
  HSC19805  Galium boreale J. P. Tracy 1934-7-31 13521 Del Norte Elk Valley; E of Crescent City 15 Comment
  UC213147  Galium boreale subsp. septentrionale Joseph P. Tracy 1920-8-15 5357 Humboldt Bluff Creek Northern Coast Ranges, Klamath River 152 Comment
  UC1196093  Galium boreale subsp. septentrionale Joseph P. Tracy 1924-8-31 6839 Humboldt river at mouth of Bluff Creek; Klamath River 91 Comment
  UC602527  Galium californicum subsp. californicum Joseph P. Tracy 1936-6-27 15000 Humboldt Miranda South Fork Eel River 121 Comment
  JEPS6555  Galium trifidum var. pacificum Joseph P. Tracy 1934-7-2 13287 Humboldt mouth of river Little River 6 Comment
  JEPS20474  Gamochaeta ustulata Joseph P. Tracy 1936-8-23 15163 Humboldt Carlotta Northern Coast Ranges, Carlotta 60 Comment
  UC1199343  Gamochaeta ustulata Joseph P. Tracy 1935-5-25 13835 Humboldt Fort Seward 106 Comment
  UC562618  Gamochaeta ustulata Joseph P. Tracy 1936-5-29 14830 Humboldt 2 mi n Orick (on Bald Hills road) 152 Comment
  UC1196898  Garrya buxifolia Joseph P. Tracy 1932-10-23 10889 Del Norte near Gasquet; Northern Coast Ranges 152 Comment
  UC502975  Garrya buxifolia Joseph P. Tracy 1932-10-23 10891 Del Norte near Gasquet; Northern Coast Ranges 152 Comment
  UC154051  Garrya elliptica J. P. Tracy 1901-1-27 990 Humboldt opposite Eureka (Ocean Beach at Samoa); Samoa Comment
  GH401848  Garrya fremontii J. P. Tracy 1935-7-29 14342 Unknown Trinity Summit, near Ranger Station 1828 Comment
  OBI14160  Garrya fremontii Joseph P. Tracy 1939-1-14 16184 b Humboldt Trinity River Valley, at Willow crk Comment
  UC1196893  Garrya fremontii Joseph P. Tracy 1947-7-9 17840 Humboldt Horse Mountain 1402 Comment
  UC1225768  Garrya fremontii Joseph P. Tracy 1939-1-14 1618 a Humboldt Willow Creek; Trinity River Valley 152 Comment
  UCD121163  Garrya fremontii Joseph P. Tracy 1939-1-14 16184 b Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  UC185004  Gastridium ventricosum Joseph P. Tracy 1912-7-26 3824 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC902050  Gaultheria ovatifolia Joseph P. Tracy 1949-8-11 18456 Humboldt Snow Camp 1432 Comment
  UC1197591  Gaultheria shallon Joseph P. Tracy 1911-7-11 3505 Humboldt near Willow Creek (at w side of Trinity River, ridge between Brett's Ranch and Hoopa Valley); Northern Coast Ranges, Trinity River 304 Comment
  UC1196967  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1933-8-30 13044 Humboldt Grouse Mountain North Coast Ranges 1524 Comment
  UC144070  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1908-6 2800 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC562364  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1933-8-30 13046 Humboldt Grouse Mountain North Coast Ranges 1524 Comment
  JEPS27606  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1932-7-11 10400 Humboldt Corral Prairie Klamath Mountains, Trinity Summit 1524 Comment
  POM223144  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1932-7-11 10400 Humboldt Klamath Mountains, Trinity Summit, open ground at Corral Prairie. 1524 Comment
  POM247152  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-3 14503 Trinity Mary Blaine mountain 1951 Comment
  UC1196957  Gayophytum humile Joseph P. Tracy 1919-9-18 5234 1/2 Humboldt Trinity Summit Northern Coast Ranges 1828 Comment
  UC1196960  Gayophytum humile Joseph P. Tracy 1930-7-23 9117 Humboldt Horse Mountain Northern Coast Ranges 1524 Comment
  UC562423  Gayophytum humile Joseph P. Tracy 1935-8-3 14446 Trinity Mary Blaine Mt.; along streamlet 1950 Comment
  JEPS27604  Gayophytum humile Joseph P. Tracy 1932-7-11 10424 Humboldt Corral Prairie Klamath Mountains, Trinity Summit 1524 Comment
  CAS-BOT-BC208038  Genista monspessulana Joseph P. Tracy 1927-7-24 8301 Humboldt Mattole Valley 152 Comment
  UC162854  Genista monspessulana J. P. Tracy 1906-4-22 2413 Humboldt immediate vicinity Eureka 0 Comment
  UC1198640  Gentiana affinis var. ovata Joseph P. Tracy 1938-9-10 16164 Del Norte 7 mi e Smith River Village (damp place); Low Divide 548 Comment
  UC1222139  Gentiana affinis var. ovata Joseph P. Tracy 1950-8-28 19342 Mendocino 3 mi e Albion; Mendocino Airport Comment
  UC153982  Gentiana affinis var. ovata J. P. Tracy 1904-8-7 2140 Humboldt immediate vicinity Eureka 0 Comment
  UC153983  Gentiana affinis var. ovata J. P. Tracy 1904-8-7 2139 Humboldt immediate vicinity Eureka (open grassy lands) 0 Comment
  UC562300  Gentiana affinis var. ovata Joseph P. Tracy 1933-10-1 13078 Humboldt hillsides Big Lagoon 91 Comment
  UC179966  Gentiana sceptrum Joseph P. Tracy 1914-9-6 4610 Humboldt between High Prairie and Snow Camp; Northern Coast Ranges, Bald Mountain 1219 Comment
  UC183701  Gentiana sceptrum Joseph P. Tracy 1913-9-9 4404 Humboldt Patrick's Point North Coast Ranges 30 Comment
  UC165803  Geranium bicknellii Joseph P. Tracy 1909-7-31 3048 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC1198952  Geranium core-core Joseph P. Tracy 1909-5-23 2977 Humboldt Eureka Northern Coast Region 0 Comment
  UC1197394  Geranium molle Joseph P. Tracy 1910-5-29 3142 Humboldt Eureka Northern Coast Region 0 Comment
  SEINET200731  Gilia capillaris Joseph P. Tracy 1933-7-25 12866 Humboldt Grouse Mtn. 1524 Comment
  GH385329  Gilia capitata subsp. chamissonis J. P. Tracy 1912-7-21 3672 Unknown Alton 30 Comment
  JEPS16254 Image available Gilia millefoliata J. P. Tracy 1903-6-12 1921 Humboldt immediate vicinity Eureka; ; Eureka, Humboldt Co. 0 Comment
  UC1051593  Gilia millefoliata Joseph P. Tracy 1948-6-12 18067 Humboldt sand dunes near Samoa (on Humboldt Bay); , near Samoa 6 Comment
  UC146177  Gilia millefoliata Joseph P. Tracy 1905-6-11 2190 Humboldt sandy soil at Bucksport Northern Coast Region, region about Humboldt Bay (region about Humboldt Bay) 0 Comment
  UC921140  Gilia millefoliata Joseph P. Tracy 1948-6-12 18067 Humboldt sand dunes near Samoa (on Humboldt Bay); , near Samoa 6 Comment
  JEPS86007  Gilia tricolor subsp. tricolor Joseph P. Tracy 1921-4-24 5467 Humboldt facing South Fork Eel River (Phillipsville); Northern Coast Ranges, , South Fork Eel River 121 Comment
  UC1197905  Gilia tricolor subsp. tricolor Joseph P. Tracy 1929-5-5 8561 Humboldt Miranda Northern Coast Ranges, South Fork of Eel River, Miranda (along South Fork of Eel River) 121 Comment
  SEINET200359 Image available Glyceria elata J. P. Tracy 1935-7-25 114251 Humboldt Trinity Summit lower end of Brett Hole 1585 Comment
  UC183531  Glyceria elata Joseph P. Tracy 1908-6 2770 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC187282  Glyceria elata Joseph P. Tracy 1911-7-7 3372 Humboldt 3 mi nw Willow Creek junction with Trinity River (near Beebe's Ranch); Northern Coast Ranges 914 Comment
  POM126119  Glyceria fluitans Joseph P. Tracy 1924-8-3 6749 Humboldt Stone Lagoon Comment
  RSA152380  Glyceria occidentalis Joseph P. Tracy 1939-5-14 16286 Humboldt Dinsmore's along Van Duzen River, opposite Buck Mountain 762 Comment
  UC526909  Glyceria striata Joseph P. Tracy 1925-6-13 7086 Humboldt Eureka; Northern Coast Ranges 0 Comment
  UC1199056  Glycyrrhiza lepidota Joseph P. Tracy 1935-5-30 13913 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC1196436  Goodyera oblongifolia Edith and Ethel Tracy 1900-7-31 910 Humboldt opposite Eureka (Ocean Beach at Samoa); Samoa, Ocean Beach Comment
  UC1223104  Grindelia hirsutula Joseph P. Tracy 1947-10-6 17941 Humboldt along highway at Smith Point Bridge (4 mi s of Garberville) Comment
  UC1198807  Guillenia lasiophylla Joseph P. Tracy 1936-8-6 15081 Trinity e of Hawkins Bar; Happy Camp Mt. 1066 Comment
  UC160975  Guillenia lasiophylla J. P. Tracy May 28 1902-Jun 2 1902 1730 Lake 6 mi nw Lakeport (in hills about Scotts Valley); Scotts Valley 426 Comment
  UC160976  Guillenia lasiophylla Joseph P. Tracy 1904-5-17 2075 Alameda Berkeley Hills San Francisco Bay Region 60 Comment
  UC206137  Hackelia bella Joseph P. Tracy 1913-6-17 4174 Humboldt near the summit Buck Mountain; Northern Coast Ranges 1676 Comment
  UC1222252  Hackelia californica Joseph P. Tracy 1948-8-15 18154 Humboldt on Ridge 2 mi e Grove's Prairie; Trinity nSummit 1524 Comment
  UC1239634  Hackelia californica Joseph P. Tracy 1937-7-29 15574 Humboldt in forest near McKay Camp; South Fork Mountain 1676 Comment
  UC1239636  Hackelia californica Joseph P. Tracy 1919-9-18 5247 1/2 Humboldt Corral Prairie Trinity Summit; Northern Coast Ranges 1524 Comment
  UC1222246  Hackelia setosa Joseph P. Tracy 1951-6-16 19470 Siskiyou near Oregon-California State Line (on the Takilma-Happy Camp Road); Takilma-Happy Camp Road Comment
  JEPS19194  Hazardia whitneyi var. discoidea Joseph P. Tracy 1935-8-5 14563 Trinity at head White's Creek; Devil's Canyon Mts., White's Creek 2133 Comment
  UC1199440  Hazardia whitneyi var. discoidea Joseph P. Tracy 1935-7-30 14384 Humboldt Salmon Summit 2103 Comment
  SEINET11848907  Helenium bigelovii J. P. Tracy, Parks, H. E. 1950-1 11686 Humboldt Park's place, 2 mi N of Trinidad Comment
  SEINET12274990  Heliotropium curassavicum J. P. Tracy 1946-1 17653 Mendocino Russian River, near Pieta 137 Comment
  UC582406  Hemizonella minima Joseph P. Tracy 1935-7-24 14211 Trinity near Ranger Station; Trinity Summit 1828 Comment
  UC582405  Hemizonella minima Joseph P. Tracy 1930-6-16 8958 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  CAS-BOT-BC309988  Hemizonia congesta subsp. tracyi Joseph P. Tracy 1932-8-21 10364 Humboldt Northern Coast Ranges. Three Cabins; on lower western foothills of Chaparral Mountain 457 Comment
  UC176756 Image available Hemizonia congesta subsp. tracyi J. P. Tracy 1908-7-30 2754 Humboldt opposite Buck Mountain; valley of Van Duzen River; valley of Van Duzen River opposite Buck Mt., Humboldt Co. 762 Comment
  SEINET11848439  Hemizonia tracyi J. P. Tracy 1950-1 18757 Humboldt Domingo Hill, near Petrolia, hills between town & ocean Comment
  LA47283  Hesperolinon adenophyllum Joseph P. Tracy; 1947-5-31 3973 Lake Cobb Mountain, N of Glenbrook 761 Comment
  UC1212222  Hesperolinon adenophyllum Joseph P. Tracy Jul 21 1905-Aug 16 1905 2279 Lake Elk Mountain Northern Coast Ranges (northern Lake Co.) 1219 Comment
  CAS-BOT-BC167404  Hesperolinon bicarpellatum J. P. Tracy 1905-7-6 2218 Napa Howell Mountain. Head of Moore's Creek, 3-4 miles East of Angwin's 457 Comment
  JEPS32274  Hesperolinon bicarpellatum Jos. P. Tracy Jun 13 1899-Jun 19 1899 382 Napa Howell Mt. Comment
  UC1212341  Hesperolinon bicarpellatum J. P. Tracy 1899-7-6 382 Napa head Moore's Creek (3-4 mi e of Angwin's); Howell Mountain 426 Comment
  RSA151819  Hesperolinon micranthum Ethel Tracy 1923-6-30 6449 Trinity Hay Fork Mountain, near summit on Weaverville Road. Yellow Pine Forest. Comment
  SEINET10460657  Heterocodon rariflorum Tracy TRACY 17158 Humboldt GARBERVILLE Comment
  POM89166  Heteromeles arbutifolia Joseph P. Tracy 1920-8-15 5389 Humboldt Klamath River at Bluff Creek. 152 Comment
  UC667099  Heuchera merriamii Joseph P. Tracy 1935-8-7 14627 Trinity at head of White's Creek; Devil's Canyon Mts 2072 Comment
  UC154083  Heuchera micrantha var. diversifolia Joseph P. Tracy 1908-6 2865 Humboldt Valley of Van Duzen River (opposite Buck Mountain); Northern Coast Ranges 762 Comment
  JEPS26199  Heuchera rubescens Joseph P. Tracy 1932-7-18 10715 Humboldt head of Brett Hole; Klamath Mountains, Trinity Summit 1828 Comment
  UC582421  Hieracium albiflorum Joseph P. Tracy 1937-8-7 15620 Humboldt Bald Mt. 914 Comment
  UC1199469  Hieracium nudicaule Joseph P. Tracy 1929-7-4 8629 Humboldt French Camp Ridge 1066 Comment
  UC165197  Hieracium nudicaule Joseph P. Tracy 1908-6 2749 Humboldt nw slope Buck Mountain; Northern Coast Ranges, Buck Mountain 762 Comment
  UC582422  Hieracium nudicaule Joseph P. Tracy Jul 16 1930-Jul 19 1930 9041 Humboldt near Blake lookout; Northern Coast Ranges, South Fork Mountain 1737 Comment
  UC582423  Hieracium nudicaule Joseph P. Tracy 1933-8-6 12952 Humboldt French Camp Ridge 1066 Comment
  CAS-BOT-BC312972  Hieracium triste Joseph P. Tracy 1935-8-7 14593 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  POM160893  Hierochloe occidentalis Joseph P. Tracy 1918-4-21 4882 Humboldt Around Humboldt Bay, old Kneeland Road 305 Comment
  UC526829  Hierochloe occidentalis Joseph P. Tracy 1926-4-11 7401 Humboldt Bridgeville Northern Coast Ranges 228 Comment
  SEINET200832 Image available Holcus lanatus J. P. Tracy 1901-7-24 1218 Humboldt Immediate vicinity of Eureka 0 Comment
  UC187268  Holcus lanatus Joseph P. Tracy 1911-7-7 3389 Humboldt three mi nw junction of Willow Creek with Trinity River (near Beebe's Ranch); Northern Coast Ranges, nw jct Willow Creek w/Trinity River 914 Comment
  HSC18674  Holodiscus discolor J. P. Tracy 1941-8-24 17032 Trinity S Fork Mtn. 1707 Comment
  UC1198702  Holodiscus discolor J. P. Tracy 1901-6-16 1150 Humboldt immediate vicinity of Eureka 0 Comment
  RSA87062  Hordeum brachyantherum Joseph P. Tracy 1933-6-6 12508 Humboldt Trinidad 9 Comment
  UC1103489  Hordeum brachyantherum subsp. brachyantherum Joseph P. Tracy 1942-6-2 17094 Humboldt 1 mi E of town Alton 18 Comment
  CAS-BOT-BC289565  Hordeum marinum subsp. gussoneanum Joseph P. Tracy 1935-5-25 13866 Humboldt Fort Seward 106 Comment
  UC187307  Hordeum murinum subsp. leporinum Joseph P. Tracy 1911-6-25 3243 Humboldt Eureka Northern Coast Region, Eureka 0 Comment
  UC902136  Horkelia californica Joseph P. Tracy 1949-7-7 18332 Humboldt Table Bluff Ridge 91 Comment
  SEINET200739  Horkelia californica subsp. californica J. P. Tracy 1906-6-24 2503 Humboldt Region about Humboldt Bay S slope of Humboldt Hill 0 Comment
  CAS-BOT-BC144098  Horkelia sericata Joseph P. Tracy 1937-7-22 15474 Del Norte East end of Hiouchi Flat (on north side of Smith River below the south fork) 60 Comment
  RSA178530  Horkelia sericata Joseph P. Tracy 1950-6-27 18929 Del Norte Top or near top of Coon Mountain 1189 Comment
  UC1222318  Horkelia sericata Joseph P. Tracy 1950-6-27 18905 1/2 Del Norte 2 mi s Gasquet (French Hill) 609 Comment
  SEINET11907303  Horkelia sericata J. P. Tracy 1950-1 18905 Del Norte French Hill, S of Gasquet 2 mi In serpentine formation 610 Comment
  JEPS44551  Horkelia tridentata subsp. flavescens Joseph P. Tracy 1925-5-30 7025 Humboldt Laribee Valley; Northern Coast Ranges 701 Comment
  UC902135  Horkelia tridentata subsp. flavescens Joseph P. Tracy 1949-8-4 18414 Humboldt Mud Springs Trinity Summit 1341 Comment
  UC1198719  Horkelia tridentata subsp. flavescens Joseph P. Tracy 1908-7-24 2916 Humboldt Buck Mountain Northern Coast Ranges (nw slope) 1219 Comment
  JEPS14235  Hydrocotyle ranunculoides Joseph P. Tracy 1934-7-2 13288 Humboldt mouth of Little R. 3 Comment
  UC1239764  Hydrophyllum occidentale Joseph P. Tracy 1926-5-31 7544 Trinity Oregon Gulch Mt. 914 Comment
  UC1239766  Hydrophyllum occidentale Joseph P. Tracy Jul 16 1930-Jul 19 1930 9085 Humboldt South Fork Mountain Northern Coast Ranges (near McKay Camp) 1676 Comment
  UC177246  Hydrophyllum occidentale Joseph P. Tracy 1913-6-17 4158 Humboldt near Buck Mountain summit; Northern Coast Ranges 1676 Comment
  JEPS1634  Hydrophyllum tenuipes Joseph P. Tracy 1918-4-28 4892 Humboldt Eureka; Northern Coast Ranges 0 Comment
  JEPS1639  Hydrophyllum tenuipes Joseph P. Tracy 1937-7-25 15538 Humboldt head of Little Hors-Linto Creek; Trinity Summit 1371 Comment
  UC582691  Hydrophyllum tenuipes Joseph P. Tracy 1937-7-25 15538 Humboldt Little Hors-Linto Creek; Trinity Summit 1371 Comment
  UC1198402  Hypericum perforatum Joseph P. Tracy 1933-7-3 12640 Humboldt Trinity R. Valley at Willow Creek; Trinity R. Valley 152 Comment
  UC668256  Hypericum perforatum Joseph P. Tracy 1933-7-21 12820 Humboldt Valley of S. Yager Creek 762 Comment
  CAS-BOT-BC401235  Hypericum perforatum Joseph P. Tracy 1933-7-21 12820 Humboldt Valley of South Yager Creek 762 Comment
  UC1199473  Hypochaeris glabra Joseph P. Tracy 1936-5-30 14835 Humboldt near Samoa; Humboldt Bay 6 Comment
  CAS-BOT-BC206841  Iliamna latibracteata Joseph P. Tracy 1938-8-14 16104 Humboldt Willow Creek Canyon, along Trinity Highway 762 Comment
  RSA170251  Iliamna latibracteata Joseph P. Tracy 1949-9-1 18525 Humboldt Willow Creek Canyon, along Trinity Hwy 762 Comment
  SEINET10830077 Image available Iliamna latibracteata Joseph P. Tracy 1938-8-14 Tracy 16104 Humboldt Willow Creek anyon, along Trinity Highway. 762 Comment
  UC1173717 Image available Iliamna latibracteata Joseph P. Tracy 1939-7-23 16350 Humboldt Willow Creek Canyon, along Trinity Highway. 762 Comment
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Feb 27 2012
  UC668130 Image available Iliamna latibracteata Joseph P. Tracy 1938-8-14 16104 Humboldt Willow Creek Canyon, along Trinity Highway. 762 Comment
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Feb 27 2012
  UC1196392  Iris longipetala J. P. Tracy 1900-4-21 749 Alameda hills near Berkeley (top of North Berkeley Hills); San Francisco Bay Region, North Berkeley Hills 365 Comment
  UC1196389  Iris macrosiphon Joseph P. Tracy 1942-6-20 17182 1/2 Del Norte 2 mi s Gasquet; French Hill 609 Comment
  UC667107  Iris macrosiphon Joseph P. Tracy 1932-7-17 10662 Humboldt near Corral Prairie; Trinity Summit 1584 Comment
  UC503070  Isoetes howellii Joseph P. Tracy 1930-6-15 8746 Humboldt Larrabee Creek near Bosworth's; Northern Coast Ranges, Larrabee Creek 457 Comment
  UC667940  Isoetes howellii Joseph P. Tracy 1937-8-12 15650 Humboldt Snow Camp 1402 Comment
  UC1223545  Isoetes howellii Joseph P. Tracy with Mr. Murphy 1951-6-26 19582 Humboldt upper of Twin Lakes Comment
  POM11152  Isoetes orcuttii H. H. Tracy 1922-4-6 799 San Diego Mesas near San Diego. Comment
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Jan 7 2008
  UC249556  Isolepis setacea Joseph P. Tracy 1921-8-8 5873 Del Norte 5 mi n of mouth Klamath River (Laguna Creek); Northern Coast Region, n of mouth Klamath River 30 Comment
  UC668006  Isolepis setacea Joseph P. Tracy 1937-7-22 15487 Del Norte e. Crescent City (Elk Valley); , e of Crescent City 15 Comment
  UC1196176  Isopyrum stipitatum Joseph P. Tracy 1922-5-29 6068 Humboldt valley at head of South Yager Creek; Northern Coast Ranges, head of South Yager Creek 762 Comment
  UC1173657  Jaumea carnosa Joseph P. Tracy 1939-8-6 16399 Humboldt Big Lagoon 6 Comment
  CAS-BOT-BC340255  Jensia rammii Joseph P. Tracy 1921-5-23 5711 Calaveras Sierra Nevada Mountains. Valley three miles west of Avery 944 Comment
  UC303152  Juncus balticus subsp. ater Joseph P. Tracy 1925-8-2 7221 Humboldt Big Lagoon Northern Coast Region 6 Comment
  UC14896  Juncus bufonius J. P. Tracy 1900-8-5 913 Humboldt immediate vicinity Eureka 0 Comment
  RSA168857  Juncus capitatus Joseph P. Tracy 1948-6-13 18045 Humboldt Dobbyn Creek; At the former Will Perry Place. 152 Comment
  JEPS67139  Juncus ensifolius Joseph P. Tracy 1926-7-4 7714 Trinity near mouth of South fork of Trinity River (Donahue's ranch); Northern Coast Ranges 243 Comment
  UC1152094  Juncus ensifolius Joseph P. Tracy 1950-7-16 8980 Humboldt near McKay Camp (close to Trinity County line); South Fork Mountain 1676 Comment
  UC1152096  Juncus ensifolius Joseph P. Tracy 1937-8-7 15619 Humboldt about 1 mi n Murphy Meadow (e of Korbel); Bald Mountain Comment
  UC1152105  Juncus exiguus Joseph P. Tracy 1930-7-17 8982 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  JEPS79913  Juncus falcatus var. falcatus Joseph P. Tracy 1925-10-18 7290 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC183781  Juncus hemiendytus var. hemiendytus Joseph P. Tracy 1902-5-18 1534 Napa 3-4 mi e Angwin's (on hills at Head of Moores Creek); Northern Coast Ranges, Howell Mountain, Head of Moores Creek 518 Comment
  UC1103672  Juncus kelloggii Joseph P. Tracy 1940-6-22 16592 Monterey near Cypress Point; Monterey Peninsula 12 Comment
  UC14893  Juncus kelloggii J. P. Tracy 1902-5-19 1555 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek 518 Comment
  UC183768  Juncus occidentalis Joseph P. Tracy 1911-7-7 3369 Humboldt 3 mi nw junction of Willow Creek with Trinity River (near Beebe's Ranch); Northern Coast Ranges 914 Comment
  POM160259  Juncus occidentalis Joseph P. Tracy 1926-7-5 7724 Humboldt Valley of South Yager Creek. 762 Comment
  UC14884  Juncus patens J. P. Tracy 1900-9-3 935 Humboldt immediate vicinity Eureka 0 Comment
  UC184016  Juncus patens Joseph P. Tracy 1901-7-28 1223 Humboldt Eureka Northern Coast Ranges 0 Comment
  UC1152087  Juncus phaeocephalus Joseph P. Tracy 1934-7-13 13391 Humboldt Dow's Prairie; sedge swamp 60 Comment
  UC183726  Juncus phaeocephalus var. paniculatus Joseph P. Tracy 1905-8-21 2382 Lake Northern Coast Ranges, Scott Valley Scott Valley; Northern Coast Ranges, Scott Valley 426 Comment
  UC1152147  Juncus phaeocephalus var. paniculatus Joseph P. Tracy 1938-7-24 16086 Humboldt corner of Pacific and A Streets Eureka Comment
  UC1103040  Juncus tenuis Joseph P. Tracy 1926-9-6 7784 Trinity 5 mi e South Fork; Northern Coast Ranges, Trinity River, Sharber Slough 182 Comment
  UC302162  Juncus tenuis Joseph P. Tracy 1926-7-4 7706 Trinity Koon Ranch, Hennessey Road, leading up South Fork of Trinity River Northern Coast Ranges, South Fork of Trinity River 609 Comment
  RSA167236  Keckiella corymbosa Joseph P. Tracy 1950-8-20 19315 Humboldt On rock ledges at Ishi-pishi Falls west side of Klamath River opposite mouth of Salmon River. Comment
  UC146235  Keckiella corymbosa Joseph P. Tracy 1908-7-31 2935 Humboldt Bridgeville Northern Coast Ranges (rocks along Van Duzen River) 152 Comment
  UC902250  Keckiella corymbosa Joseph P. Tracy 1941-8-9 16989 Mendocino 4 mi n Outlet Creek (rock ledges along South Eel River); South Eel River 304 Comment
  JEPS12480  Kelloggia galioides Joseph P. Tracy 1930-7-19 9081 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  UC1222453  Kickxia elatine Joseph P. Tracy 1934-8-14 13572 Humboldt Alton North Coast Ranges (along Van Duzen River) 30 Comment
  UC187283  Koeleria macrantha Joseph P. Tracy 1905-6-11 2195 Humboldt bluff back Bucksport; Northern Coast Region, region about Humboldt Bay 0 Comment
  UC1199393  Kyhosia bolanderi Joseph P. Tracy 1932-7-16 10613 Humboldt Corral Prairie; Trinity summit 1584 Comment
  UCD133521  Lactuca saligna Joseph P. Tracy 1947-9-14 17932 Humboldt Kneeland Prairie. 762 Comment
  UCD133531  Lactuca saligna Joseph P. Tracy 1946-8-25 17650 Humboldt Eel River, Alton to Fortuna. 15 Comment
  UC1223072  Lactuca serriola Joseph P. Tracy 1949-8-8 18402 Humboldt at Willow Creek (in Frank Graham's orchard); Trinity River Valley 152 Comment
  UC164787  Lactuca virosa Joseph P. Tracy 1903-9-26 1959 Alameda Berkeley 91 Comment
  UC169348  Lagophylla ramosissima Joseph P. Tracy 1912-8-3 3966 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UCLA55474  Lamium amplexicaule Joseph P. Tracy 1923-6-10 6261 Humboldt Eureka; Northern Coast Ranges 0 Comment
  JEPS9810  Lasthenia californica subsp. californica Joseph P. Tracy 1921-5-10 5500 Mendocino Legget Valley 609 Comment
  UC1199128  Lasthenia californica subsp. californica Joseph P. Tracy 1921-5-10 5502 Mendocino near Willits (upper end of valley); Northern Coast Ranges 609 Comment
  UC166222  Lasthenia californica subsp. californica J. P. Tracy May 28 1902-Jun 2 1902 1725 Lake 6 mi nw Lakeport (in hills about Scotts Valley) 426 Comment
  UC166223  Lasthenia californica subsp. californica J. P. Tracy 1905-4-30 2177 Humboldt Ocean beach Opp. Eureka Comment
  UC169054  Lasthenia glaberrima Joseph P. Tracy 1912-7-21 3779 Humboldt Alton Northern Coast Region, Alton 30 Comment
  UC195066  Lasthenia glaberrima Joseph P. Tracy 1916-6-19 4720 Humboldt Dobbyn Creek Northern Coast Ranges, Dobbyn Creek 182 Comment
  UC205216  Lasthenia gracilis Joseph P. Tracy 1920-5-18 5320 Humboldt on Bull Creek, Look Prairie Northern Coast Ranges, Look Prairie, Bull Creek 152 Comment
  UC1222406  Lathyrus angulatus Joseph P. Tracy 1942-6-15 17133 Humboldt near Redcrest Resort (Englewood); Englewood 91 Comment
  UC1222399  Lathyrus glandulosus Joseph P. Tracy 1942-7-26 17298 Humboldt near Redwood House; Valley of South Yager Creek 609 Comment
  UC1368671  Lathyrus glandulosus J. P. Tracy 1948-8-7 18085 Humboldt Fickle Hill 609 Comment
  UC1222417  Lathyrus jepsonii var. californicus J. P. Tracy 1941-6-29 16962 Trinity Ruth Comment
  JEPS79918  Lathyrus lanszwertii var. tracyi Joseph P. Tracy 1927-5-14 8014 Trinity vicinity Salyer (near Donahue's); Northern Coast Ranges 182 Comment
  UC198655  Lathyrus littoralis Joseph P. Tracy 1917-5-30 4802 Humboldt Little River Beach Northern Coast Region 6 Comment
  UC302108  Lathyrus nevadensis var. nevadensis Joseph P. Tracy 1926-5-2 7444 Humboldt Willow Creek Canyon Northern Coast Ranges 609 Comment
  UC709412  Lathyrus palustris Joseph P. Tracy 1939-7-25 16366 A Del Norte Lake Earl 6 Comment
  UC709413  Lathyrus palustris Joseph P. Tracy 1939-7-25 16366 Del Norte Lake Earl 6 Comment
  UC1199075  Lathyrus polyphyllus Joseph P. Tracy 1935-7-22 14126 Humboldt Klamath Mountains, Trinity Summit, near Corral Prairie. Comment
  UC1222410  Lathyrus polyphyllus Joseph P. Tracy 1948-5-31 18008 Humboldt near Harris (0.5 mi w and up hill toward Spruce Grove) Comment
  UC1199064  Lathyrus torreyi Joseph P. Tracy 1898-7-13 74 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC160919  Lathyrus torreyi Joseph P. Tracy 1909-8-1 3062 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC15322  Lathyrus vestitus Joseph P. Tracy May 1901 1201 Humboldt Humboldt Bay North Coast Ranges 30 Comment
  UC162788  Lathyrus vestitus Joseph P. Tracy 1906-6-24 2498 Humboldt near Field's Landing (s slope of Humboldt Hill); Northern Coast Region, Humboldt Bay Region, Humboldt Hill 0 Comment
  UC495711  Lathyrus vestitus var. ochropetalus Joseph P. Tracy 1929-5-12 8587 Del Norte s of mouth of Klamath River; Northern Coast Ranges 91 Comment
  CAS-BOT-BC325929  Layia carnosa Joseph P. Tracy 1932-5-16 10106 Humboldt Sand dunes near Samoa, on Humboldt Bay. Comment
  UC1199157  Layia chrysanthemoides Joseph P. Tracy 1933-5-1 12132 Mendocino Hopland North Coast Ranges, Hopland 182 Comment
  JEPS13464  Layia gaillardioides Joseph P. Tracy 1936-6-9 14875 Humboldt Bear River Ridge 609 Comment
  UC1222633  Ledum glandulosum Joseph P. Tracy 1950-8-28 19340 Mendocino 3 mi e of Albion (Mendocino Airport); Mendocino Airport Comment
  UCD63602  Leersia oryzoides Joseph P. Tracy 1936-10-11 15193 Mendocino Longvale, along Outlet Cr. 365 Comment
  UCD63603  Leersia oryzoides Joseph P. Tracy 1939-8-26 16441 Mendocino Longvale, Outlet Creek. 365 Comment
  UC1239531  Leontodon saxatilis subsp. saxatilis Joseph P. Tracy 1921-7-10 5848 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC1199167  Lepidium nitidum Joseph P. Tracy 1949-3-27 18273 Mendocino 4 mi s Hopland (highway) 182 Comment
  UC1199171  Lepidium nitidum Joseph P. Tracy 1924-3-16 6623 Mendocino Longvale North Coast Ranges 457 Comment
  UC1116218  Lepidium strictum Joseph P. Tracy 1946-5-30 17540 Humboldt vicinity Carlotta 30 Comment
  POM260696  Lessingia nemaclada Joseph P. Tracy 1929-8-18 8656 Humboldt Northern Coast Ranges, Dinsmore's Ranch: On Van Duzen River opposite Buck Mountain 671 Comment
  UC1198369  Lewisia leeana Joseph P. Tracy 1935-8-7 14626 Trinity head of White Creek Devil's Canyon Mts. 2072 Comment
  UC1198373  Lewisia nevadensis Joseph P. Tracy 1938-6-13 15924 Humboldt at Cold Springs Grouse Mountain 1432 Comment
  RSA10139  Leymus vancouverensis Joseph P. Tracy 1930-7-21 8894 Humboldt Cape Mendocino, south of point of the Cape 3 Comment
  CAS-BOT-BC436493  Ligusticum apiifolium Joseph P. Tracy 1909-8-29 3084 Humboldt Humboldt Bay, near top of Humboldt Hill 152 Comment
  UC1197172  Ligusticum apiifolium Joseph P. Tracy 1939-8-5 16379 Humboldt along Van Duzen R. below Dinsmore's; Van Duzen R. 762 Comment
  UC1222812  Ligusticum apiifolium Joseph P. Tracy 1950-9-10 19354 Humboldt Bear R. Ridge 609 Comment
  UC642246  Ligusticum apiifolium Joseph P. Tracy 1937-8-15 15666 Humboldt 4 mi. e. Orick (Gans Prairie); Gans Prairie 548 Comment
  SEINET10779391  Ligusticum californicum Joseph P. Tracy 1937-8-12 Tracy 15633 Humboldt Snow Camp 1402 Comment
  UC666954  Lilium kelleyanum Joseph P. Tracy 1935-8-8 14703 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
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Dec 13 2006
  UC666960  Lilium kelloggii Joseph P. Tracy Aug 1934 13643 1/2 Humboldt w edge Kneeland Prairie Comment
  SEINET3992213  Lilium occidentale J. P. Tracy 1896-1 Humboldt Comment
  UC1198242  Lilium occidentale Joseph P. Tracy 1913-8-31 4387 Humboldt near Indianola (on Table Bluff); Northern Coast Region, Humboldt Bay Region 0 Comment
  UC175928  Lilium occidentale Joseph P. Tracy 1912-6-16 3705 Humboldt near Indianola (on Table Bluff); Northern Coast Region, Humboldt Bay Region 0 Comment
  UC177231  Lilium occidentale Joseph P. Tracy 1912-6-16 3705 Humboldt near Indianola (on Table Bluff); Northern Coast Region, Humboldt Bay Region 0 Comment
  UC1225855  Lilium pardalinum Joseph P. Tracy 1948-9-5 18196 Humboldt head of Little Hors-Linto Creek; Trinity Summit 1371 Comment
  UC902039  Lilium pardalinum Joseph P. Tracy 1949-7-16 18367 Trinity 1 mi s Racetrack (at Buck Spring, n of crossing of Trinity Highway); South Fork Mountain, Buck Spring 1645 Comment
  UC1197409  Limnanthes douglasii Joseph P. Tracy 1938-6-2 15763 Mendocino Round Valley 423 Comment
  UC1197412  Limnanthes douglasii Joseph P. Tracy 1911-6-29 3269 Humboldt near Hydesville (on gravel bars of Van Duzen River and Yager Creek); Northern Coast Region 60 Comment
  UC668278  Limnanthes douglasii subsp. douglasii Joseph P. Tracy 1993-5-20 12246 Humboldt near Petrolia; North Coast Region, Mattole River 15 Comment
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Jun 28 2015
  JEPS19584  Limnanthes douglasii subsp. nivea Joseph P. Tracy 1937-6-20 15346 Humboldt ten mi upstream from mouth; Bear River 152 Comment
  UC1198581  Linanthus acicularis Joseph P. Tracy 1921-5-12 5535 Lake near Lakeport; Northern Coast Ranges 426 Comment
  UC908601  Linanthus acicularis Joseph P. Tracy 1932-5-1 9855 Humboldt near Garberville; Redway 182 Comment
  UC908625  Linanthus acicularis Joseph P. Tracy 1927-5-15 8033 Humboldt near South Fork; Northern Coast Ranges, Trinity River Valley 182 Comment
  UC1198595  Linanthus androsaceus Joseph P. Tracy 1940-5-17 16553 Humboldt Larrabee Valley 731 Comment
  JEPS58249  Linanthus bicolor Joseph P. Tracy 1933-6-13 12576 Humboldt near summit on road from Hoopa w to Bair's; Hoopa Mountain 1066 Comment
  UC180237  Linanthus bicolor Joseph P. Tracy 1914-6-14 4503 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC908216  Linanthus bolanderi Joseph P. Tracy 1932-6-17 10164 Trinity Three Fork of Mad River North Coast Range 883 Comment
  UC1198545  Linanthus bolanderi Joseph P. Tracy 1911-7-7 3393 Humboldt 2 mi nw junction of Willow Creek with Trinity River (near the Beebe's Ranch) 914 Comment
  JEPS79923  Linanthus ciliatus Joseph P. Tracy 12923 Humboldt s slope Grouse Mountain (towards Grouse Creek Basin); North Coast Ranges 1219 Comment
  UC1198534  Linanthus dichotomus J. P. Tracy 1902-5-14 1440 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek 365 Comment
  UC1198536  Linanthus dichotomus J. P. Tracy 1902-5-21 1573 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek 457 Comment
  UC162582  Linanthus filipes Joseph P. Tracy 1911-7-9 3456 Humboldt near Willow Creek (hill slopes at w side of Trinity River); Northern Coast Ranges, Trinity River 182 Comment
  UC213380  Linanthus nuttallii subsp. nuttallii Joseph P. Tracy 1920-8-13 5349 Humboldt w of Klamath River (between Pine Creek and Tuley Creek, French Camp Ridge); Northern Coast Ranges, French Camp Ridge 914 Comment
  UC1222491  Linnaea borealis var. longiflora Joseph P. Tracy 1950-6-21 18857 Humboldt along Trinity Highway e of crossing Cedar Creek (Willow Creek Canyon); , e of crossing of Cedar Creek 762 Comment
  UC1222143  Linum lewisii Joseph P. Tracy 1950-7-19 19128 Del Norte Elk Valley 15 Comment
  UC302158  Listera convallarioides Joseph P. Tracy 1926-6-27 7690 Humboldt Horse Mountain Northern Coast Ranges 1219 Comment
  UC1196366  Lithocarpus densiflorus Joseph P. Tracy 1908-6 2846 Humboldt nw slope Buck Mountain; Northern Coast Ranges 609 Comment
  UC519304  Lithocarpus densiflorus var. echinoides Joseph P. Tracy 1933-4-8 10989 Del Norte 3 mi e Gasquet (along Smith River); Smith River 152 Comment
  HSC20217  Lithophragma affine J. P. Tracy 1950-6-25 1888712 Humboldt Burr Valley 1067 Comment
  UC667094  Lithophragma heterophyllum Joseph P. Tracy 1937-5-16 15266 Mendocino Bridges Creek on South Fork of Eel River 10 mi s Humboldt-Mendocino line; South Fork of Eel River, Bridges Creek 213 Comment
  CAS-BOT-BC435613  Lithophragma heterophyllum J. P. Tracy 1900-3-17 570 Alameda Hills near Berkeley 243 Comment
  SEINET200726 Image available Logfia filaginoides Joseph P. Tracy 1925-1 6988 Trinity Hennessey Rd leading up S Fork of Trinity River 610 Comment
  UC1223120  Logfia filaginoides Joseph P. Tracy 1947-5-24 17695 Humboldt on rocky cliff known as Devil's Canyon Comment
  UC1199421  Logfia gallica Joseph P. Tracy 1929-6-3 8604 Humboldt near South Fork; Trinity River Valley 182 Comment
  UC1223117  Logfia gallica Joseph P. Tracy 1948-6-13 18038 Humboldt along Larrabee Cr, halfway between Bridgeville and Blocksburg; Larrabee Creek Comment
  UC154252  Lomatium dasycarpum subsp. dasycarpum Joseph P. Tracy July, 1908 2890 Humboldt near Low Gap (ridge between Van Duzen and Mad Rivers, Humboldt & Trinity Co.'s); Northern Coast Ranges, Humboldt & Trinity Co.'s 914 Comment
  JEPS14246  Lomatium dissectum var. dissectum Joseph P. Tracy 1930-6-29 8808 Humboldt lower foothhills of Buck Mt. (on its n.w. slope); Northern Coast Ranges, Buck Mt. 762 Comment
  UC183629  Lomatium dissectum var. dissectum Joseph P. Tracy 1913-6-20 4237 Humboldt lower foothills on n.w. slope Buck Mt.; Northern Coast Ranges, Buck Mt. 762 Comment
  UC642349  Lomatium macrocarpum Joseph P. Tracy 1935-8-3 14457 Trinity Mary Blaine Mt. 1950 Comment
  GH424306  Lomatium tracyi J. P. Tracy 1930-7-10 8869 Unknown Brannan Mountain 1219 Comment
  UC314629  Lomatium tracyi Joseph P. Tracy 1926-6-20 7610 Humboldt Horse Mt. Northern Coast Ranges, Horse Mt. 1524 Comment
  UC642337  Lomatium triternatum var. triternatum Joseph P. Tracy 1933-4-8 12010 Del Norte 3 mi. e. Gasquet (along Smith R. at 18-mile Creek); Smith R., 18-mile Creek 152 Comment
  UC183624  Lomatium utriculatum Joseph P. Tracy 1912-6-9 3671 Humboldt Northern Coast Region, Alton 30 Comment
  JEPS14215  Lomatium utriculatum Joseph P. Tracy 1930-6-29 8814 Humboldt lower foothills of n.w. slope Buck Mt. 762 Comment
  UC906652  Lomatium utriculatum Joseph P. Tracy 1947-6-8 17707 Humboldt 5 mi. e. Carlotta (open flat by old Strong's District School House) 45 Comment
  UC1239547  Lonicera conjugialis Joseph P. Tracy 1932-7-12 10481 Humboldt head Brett Hole; Trinity Summit 1828 Comment
  UC1239559  Lonicera hispidula var. vacillans Joseph P. Tracy 1938-7-5 16000 Humboldt Carlotta Northern Coast Ranges 60 Comment
  JEPS12813  Lonicera interrupta Joseph P. Tracy 1921-5-18 5585 Calaveras Copperopolis Foothill Region 304 Comment
  UC1225812  Lonicera interrupta Joseph P. Tracy 1941-5-30 16873 Mendocino 6 mi n Calpella; Redwood Valley 259 Comment
  UC179941  Lotus aboriginus Joseph P. Tracy 1914-7-5 4576 Humboldt between High Prairie and Snow Camp; Northern Coast Ranges, Bald Mountain 1219 Comment
  UC1223439  Lotus corniculatus Joseph P. Tracy 1950-9-22 19345 Humboldt 2 mi s Field's Landing town 6 Comment
  UC168989  Lotus denticulatus Joseph P. Tracy 1912-7-26 3845 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  RSA168860  Lotus formosissimus Joseph P. Tracy 1950-6-8 18746 Humboldt Capetown, on Bear River, top of Cape Ridge. 152 Comment
  UC162804  Lotus humistratus Joseph P. Tracy 1906-7-4 2531 Humboldt near Hydesville; Northern Coast Region, Yager Creek 60 Comment
  UC1223397  Lotus micranthus Joseph P. Tracy 1933-5-25 12352 Del Norte Gasquet Comment
  UC1197299  Lotus micranthus Joseph P. Tracy 1919-5-31 5146 Humboldt near Willow Creek (hillslopes at w side of Trinity River in valley of Trinity River); Northern Coast Ranges, Trinity River 152 Comment
  UC1223429  Lotus micranthus Joseph P. Tracy 1936-6-8 14866 Humboldt near Trinidad 3 Comment
  SEINET12154226  Lotus nevadensis var. douglasii J. P. Tracy 1936-1 15083 Trinity toward Happy Camp Mtn. - SW slope of HC Mtn 1067 Comment
  UC302114  Lotus oblongifolius Joseph P. Tracy 1926-6-20 7629 Humboldt Horse Mountain Northern Coast Ranges 1463 Comment
  UC1197315  Lotus pinnatus J. P. Tracy 1901-6-30 1201 Humboldt immediate vicinity Eureka 0 Comment
  JEPS79928  Lotus purshianus var. purshianus Joseph P. Tracy 9107 Trinity South Fork Mountain Northern Coast Ranges 1524 Comment
  UC1223419  Lotus purshianus var. purshianus Joseph P. Tracy 1937-8-12 15628 Humboldt 3 mi s Murphy Meadows (at border of Lake Prairie Bog); Bald Mountain, Lake Prairie, Lake Prairie Bog 1066 Comment
  SEINET3560048 Image available Lotus stipularis var. subglaber Joseph P. Tracy 1927-8-22 8354 Humboldt Bald Mt. 914 Comment
  UC1196933  Ludwigia palustris Joseph P. Tracy 1931-9-7 9665 Humboldt at Willow Creek Trinity R. Valley; Northern Coast Ranges, , Willow Creek 152 Comment
  UC1239505  Luina hypoleuca Joseph P. Tracy 1938-6-24 16192 B Del Norte near Myrtle Creek; Smith River 60 Comment
  UC170029  Lupinus affinis Joseph P. Tracy 1912-6-9 3678 Humboldt Alton; Northern Coast Region, Alton 30 Comment
  RSA167393  Lupinus albicaulis var. shastensis Joseph P. Tracy 1940-7-14 16687 Humboldt Wilder Ridge Comment
  UC157020  Lupinus albifrons Joseph P. Tracy 1902-5-21 1568 Napa on hills at head of Moore's Creek (Howell Mountain, 3-4 mi e of Angwin's); Northern Coast Ranges, , Howell Mt. 365 Comment
  UC198580  Lupinus albifrons Joseph P. Tracy 1916-6-19 4707 Humboldt Burr Creek Northern Coast Ranges, Burr Creek (on high ridges at Robertson Ranch) 914 Comment
  UC1223266  Lupinus arboreus Joseph P. Tracy 1947-7-3 17763 Humboldt mouth of Little River Comment
  UC1197282  Lupinus bicolor Joseph P. Tracy 1911-5-30 3195 Humboldt Bucksport Northern Coast Region, region about Humboldt Bay (region about Humboldt Bay) 0 Comment
  UC179935  Lupinus bicolor Joseph P. Tracy 1914-7-5 4561 Humboldt High Prairie on Bald Mountain; Northern Coast Ranges, High Prairie on Bald Mountain 1066 Comment
  RSA104683  Lupinus densiflorus var. densiflorus Joseph P. Tracy 1911-7-4 3280 Humboldt Valley of Trinity River near mouth of Willow Creek. 152 Comment
  CAS-BOT-BC205381  Lupinus elmeri Joseph P. Tracy 1930-7-16 8954 Humboldt South Fork Mountain; open glades along summit near Blake lookout 1737 Comment
  UC168984  Lupinus formosus var. formosus Joseph P. Tracy 1912-4-21 3576 Humboldt Bucksport; Northern Coast Region, Eureka, Bucksport 0 Comment
  SEINET12154562  Lupinus latifolius J. P. Tracy 1939-1 16415 Humboldt Grouse Mtn, "Clear Lake" 1524 Comment
  UC169060  Lupinus latifolius var. latifolius Joseph P. Tracy 1912-7-3 3719 Humboldt Alton; Northern Coast Region, Alton 30 Comment
  UC169321  Lupinus latifolius var. latifolius Joseph P. Tracy 1912-7-21 3766 Humboldt Alton; Northern Coast Region, Alton 30 Comment
  UC205470  Lupinus latifolius var. latifolius Joseph P. Tracy 1919-5-31 5174 Humboldt along Willow Creek ((Tributary of Trinity River) near its mouth); Northern Coast Ranges, Willow Creek (trib. of Trinity River) 152 Comment
  UC1223292  Lupinus latifolius var. viridifolius Joseph P. Tracy 1939-4-29 16252 Humboldt 2 mi below Orleans (nw side Klamath River); Klamath River, below Orleans 1219 Comment
  UC1197250  Lupinus lepidus var. lobbii Joseph P. Tracy 1940-6-25 16616 Alpine Ebbet's Pass 2682 Comment
  UC303153  Lupinus lepidus var. sellulus Joseph P. Tracy 1923-6-30 6460 Trinity Hay Fork Mountain, near summit on Weaverville Road Northern Pacific Coast Ranges 1097 Comment
  UC1223254  Lupinus littoralis Joseph P. Tracy 1938-6-16 15940 Humboldt Brainards Point, along highway between Eureka and Arcata Comment
  UC503007  Lupinus nanus Joseph P. Tracy 1932-5-10 9946 Humboldt Petrolia; Northern Coast Ranges, Mattole Valley 60 Comment
  UC1197271  Lupinus nanus Joseph P. Tracy 1913-6-11 4090 Humboldt near Little Van Duzen Bridge 762 Comment
  UC157015  Lupinus polyphyllus var. polyphyllus Joseph P. Tracy 1906-6-24 2495 Humboldt near Fields Landing; Northern Coast Region, Region about Humboldt Bay 0 Comment
  UC179936  Lupinus rivularis Joseph P. Tracy 1914-6-14 4507 Humboldt Hydesville; North Coast Ranges 60 Comment
  UC1197257  Lupinus rivularis Joseph P. Tracy 1917-5-26 4785 B Humboldt Bucksport Bluff Northern Coast Ranges, Bucksport Bluff (at Eureka) 0 Comment
  SEINET12154707  Lupinus sellulus J. P. Tracy 1933-1 12350 Humboldt Gasquet 91 Comment
  UC1223256  Lupinus tracyi Joseph P. Tracy 1950-7-20 19208 Siskiyou about 4 mi se of Elk Valley (Del Norte County) in Flint Valley 1432 Comment
  SEINET12154787  Lupinus variicolor J. P. Tracy 1938-1 15940 Humboldt Brainards Point, betw Eureka and Arcata Comment
  UC1152131  Luzula comosa Joseph P. Tracy 1927-4-2 7878 Del Norte low moist flats e Crescent City (Elk Valley, edges of woods near Phillipsville); Elk Valley, near Phillipsville, e of Crescent City 15 Comment
  SEINET11790125  Luzula comosa J. P. Tracy 1951-1 19546 Humboldt Snow Camp Meadow Comment
  POM126143  Luzula parviflora Joseph P. Tracy 1923-6-24 6360 Humboldt Bald Mountain. In cold wet meadow near High Prairie. 1067 Comment
  UC103678  Luzula subsessilis Joseph P. Tracy 1918-5-5 4925 Humboldt sand dunes of Ocean Beach at Humboldt Bay; Northern Coast Region, Ocean Beach at Humboldt Bay Comment
  JEPS63277  Lycopus americanus Joseph P. Tracy 1924-8-31 6853 Humboldt Klamath R. at mouth of Bluff Creek; Klamath R. 91 Comment
  UC577389  Lycopus uniflorus Joseph P. Tracy 1925-10-18 7284 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC1198266  Lysichiton americanus Joseph P. Tracy 1947-5-24 17690 Humboldt Big Lagoon 9 Comment
  UC179917  Lysichiton americanus Joseph P. Tracy 1914-9-13 4627 Humboldt at Eureka Northern Coast Region, Eureka 0 Comment
  UC562528  Lythrum hyssopifolia Joseph P. Tracy 1934-7-30 13512 Humboldt in front of South End of Stone Lagoon (Dry Lagoon); Dry Lagoon 3 Comment
  CAS-BOT-BC342800  Madia elegans Joseph P. Tracy 1934-8-24 13599 Humboldt Trinity River Valley, at Willow Creek 152 Comment
  UC581811  Madia elegans Joseph P. Tracy 1934-8-24 13599 Humboldt at Willow Creek; Trinity River Valley 152 Comment
  UC204700  Madia exigua Joseph P. Tracy 1918-7-5 5006 Humboldt White Thorn Valley Northern Coast Ranges 304 Comment
  CAS-BOT-BC343019  Madia gracilis Joseph P. Tracy 1934-7-18 13432 Humboldt North Coast Ranges. Grouse Mountain 1524 Comment
  JEPS7387  Madia gracilis Joseph P. Tracy 1932-7-13 10494 Humboldt at Corral Prairie Klamath Mountains, Trinity Summit 1524 Comment
  JEPS7503  Madia gracilis Joseph P. Tracy 1937-7-29 15596 Humboldt w slope near top South Fork Mountain (at Hyampom Trail) 1676 Comment
  UC1223208  Madia gracilis Joseph P. Tracy 1950-7-6 19026 Humboldt 3 mi s of Burr Valley; Sproston's Place 1066 Comment
  UC176421  Madia gracilis Joseph P. Tracy 1909-7-31 3029 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC495628  Madia gracilis Joseph P. Tracy 1930-6-29 8816 Humboldt Buck Mountain; Northern Coast Ranges 762 Comment
  NY214972  Madia gracilis subsp. pilosa J. P. Tracy 1931-6-28 9588 Humboldt Buck Mountain, lower foothills of its northwest slope 762.0 Comment
  CAS-BOT-BC8137  Madia gracilis subsp. pilosa Joseph Prince Tracy 1931-6-28 9588 Unknown Buck Mountain, lower foothills of its NW slope. 762 Comment
  UC581812  Madia sativa Joseph P. Tracy 1936-8-24 15178 Humboldt 6 mi se Arcata; Fickle Hill 609 Comment
  UC581813  Madia sativa Joseph P. Tracy 1936-6-9 14909 Humboldt Upper Mattole Valley 121 Comment
  UC1199398  Madia sativa Joseph P. Tracy 1936-6-9 14896 Humboldt at Domingo Hill; North Coast Region, Cape Mendocino 213 Comment
  UC212989  Maianthemum dilatatum Joseph P. Tracy 1920-4-25 5316 Humboldt at Eureka Northern Coast Ranges, Eureka 0 Comment
  UC212992  Maianthemum dilatatum Joseph P. Tracy 1920-4-25 5316 Humboldt Eureka Northern Coast Ranges, Eureka 0 Comment
  SEINET12055171  Maianthemum racemosum subsp. amplexicaule J. P. Tracy 1951-1 19487 Unknown summit of the Siskiyous, at crossing of Takilma-Happy Camp Road, near State Line 1463 Comment
  UC175459  Malacothrix floccifera Joseph P. Tracy 1913-6-24 4288 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges 914 Comment
  POM56123  Malacothrix floccifera Joseph P. Tracy 1918-7-6 5049 Humboldt South Fork of Eel River near the Humboldt-Mendocino County Line 152 Comment
  UC154238  Malus fusca J. P. Tracy 1906-11-4 2553 Humboldt immediate vicinity Eureka 0 Comment
  UC1197978  Malva neglecta Joseph P. Tracy 1912-7-26 3876 Humboldt Northern Coast Ranges, Kneeland Prairie Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC1198477  Marah oregana Joseph P. Tracy 1940-5-17 16548 Humboldt McClellan Mt. 762 Comment
  UC1199281  Matricaria discoidea Joseph P. Tracy 1913-6-22 4265 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of the Van Duzen River 762 Comment
  UC162809  Medicago polymorpha J. P. Tracy 1909-8-15 3076 Humboldt Immediate vicinity of Eureka 0 Comment
  GH360228  Melica bulbosa J. P. Tracy 1935-8-5 14545 Unknown Devil's Canyon Mts., at head of White's Creek 2072 Comment
  GH360235  Melica bulbosa J. P. Tracy 1935-7-24 14194 Unknown Trinity Summit, Near Ranger Station Comment
  UC552700  Melica californica Joseph P. Tracy 1935-5-25 13888 Humboldt Dobbyn Creek; Northern Coast Ranges 152 Comment
  UCD87296  Melica fugax Joseph P. Tracy 1942-7-2 17379 Trinity South Fork Mountain. 1676 Comment
  CAS-BOT-BC282123  Melica geyeri Joseph P. Tracy 1933-4-22 12042 Del Norte Along Smith River, at 18-mile Creek, 3 miles E of Gasquet 152 Comment
  UC526918  Melica geyeri Joseph P. Tracy 1933-4-22 12042 Del Norte 3 mi e Gasquet (along Smith River, at 18-mile Creek); Smith River 152 Comment
  SEINET200333 Image available Melica harfordii Joseph P. Tracy 1913-6-13 4116 Humboldt Bolander Rocky Mountain slopes; near summit of ridge between Van Duzen and Mad rivers on Dinsmore's Ranch. 1067 Comment
  UC1103754  Melica harfordii Joseph P. Tracy 1941-7-5 16968 Humboldt Willow Creek; Trinity River Valley 152 Comment
  UC1103756  Melica harfordii Joseph P. Tracy 1919-5-31 5172 Humboldt Willow Creek Northern Coast Ranges, Trinity River (hill slopes at w side of Trinity River) 152 Comment
  SEINET200624 Image available Melica torreyana J. P. Tracy 1933-6-2 12465 Napa Howell Mtn Rd 5 mi E of St Helena 305 Comment
  UC1225832  Mentha aquatica Joseph P. Tracy 1947-11-9 17945 Humboldt Ferndale 9 Comment
  JEPS63456  Mentha aquatica J. P. Tracy 1912-1 Humboldt near Eureka (Loleta Pond); Loleta Pond Comment
  RSA152465  Mentha aquatica Joseph P. Tracy 1943-11-14 17451 Humboldt Field s Landing, 2 miles from town 6 Comment
  UC154001  Mentha canadensis Joseph P. Tracy 1908-6 2930 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  JEPS79933  Mentha pulegium Joseph P. Tracy 1933-8-22 12985 Humboldt near Loleta; near Loleta 6 Comment
  UC1239695  Mentha pulegium Joseph P. Tracy 1934-8-14 13566 Humboldt Eel River Alton to Fortuna (on gravel bars); Eel River 15 Comment
  UC577360  Mentha pulegium Joseph P. Tracy 1923-6-20 6336 Humboldt Briceland 304 Comment
  UC1197585  Menziesia ferruginea E. Ethel Tracy 1911-5-26 3189 Humboldt Patrick's Point; Northern Coast Ranges, Patrick's Point 60 Comment
  UC154038  Menziesia ferruginea Joseph P. Tracy 1909-10-6 3110 Humboldt Head of Prairie Creek Prairie Creek; Northern Coast Ranges, Head of Prairie Creek 304 Comment
  SEINET3410193 Image available Micranthes ferruginea Joseph P. Tracy 1935-7-24 14186 Humboldt Trinity Summit; Rocky exposed places, Near Ranger Station 1829 Comment
  UC34599  Micropus amphibolus J. P. Tracy 1902-4-16 1378 A Alameda Woolsey Canyon Region about San Francisco Bay, hills near Berkeley 304 Comment
  UC1199339  Micropus californicus var. californicus Joseph P. Tracy 1932-5-1 9868 Humboldt vicinity Garberville 121 Comment
Read comments
Sep 13 2009
  CAS-BOT-BC322622  Microseris Joseph P. Tracy 1936-6-28 15027 Humboldt Lake Prairie, Baldt Mountain 1066 Comment
  UC164795  Microseris acuminata Joseph P. Tracy 1903-5-23 1891 Humboldt Alder Point Northern Coast Ranges 152 Comment
  UC1239521  Microseris bigelovii J. P. Tracy 1903-4-25 1823 San Francisco Lake Merced San Francisco Bay Region, San Francisco 15 Comment
  UC166824  Microseris douglasii subsp. tenella Joseph P. Tracy 1904-5-17 2063 Alameda near Little Grizzly; San Francisco Bay Region, Berkeley Hills 365 Comment
  UC604627  Microseris laciniata subsp. laciniata Joseph P. Tracy 1938-6-2 15764 Mendocino Round Valley 423 Comment
  UC1199447  Microseris laciniata subsp. siskiyouensis Joseph P. Tracy 1936-6-13 15220 Del Norte State Line n Monumental (at head of creek (California side), summit of ridge); Shelley Cr. 944 Comment
  UC1223191  Microseris laciniata subsp. siskiyouensis Joseph P. Tracy 1950-7-19 19136 Del Norte 1 mi e Chimney Rock (at head of creek); Elk Valley, Blue Creek 1341 Comment
  CAS-BOT-BC349240  Microseris nutans Joseph P. Tracy 1930-7-16 8900 Humboldt South Fork Mountain. Near McKay Camp 1676 Comment
  UC1103336  Mimulus angustatus Joseph P. Tracy 1933-4-30 12104 Napa 3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain, La Jota Plateau 518 Comment
  UC147916  Mimulus arvensis J. P. Tracy 1899-6-11 362 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek 365 Comment
  UC41871  Mimulus arvensis J. P. Tracy 1900-2-10 513 Alameda hills near Berkeley (Boswell's); San Francisco Bay Region 91 Comment
  UC1196802  Mimulus breweri Joseph P. Tracy 1933-7-26 12920 Humboldt Grouse Mountain North Coast Ranges 1615 Comment
  UC582604  Mimulus breweri Joseph P. Tracy 1932-7-10 10375 Humboldt Trinity Summit 1584 Comment
  UC1196772  Mimulus cardinalis Joseph P. Tracy 1924-8-10 6795 Humboldt 10 mi e Carlotta (near Strong's Station); Northern Coast Ranges 91 Comment
  JEPS10567  Mimulus douglasii Joseph P. Tracy 1925-5-24 7012 Humboldt Kneeland Prairie 762 Comment
  JEPS25053  Mimulus inconspicuus Joseph P. Tracy 1921-5-23 5735 Calaveras valley 3 mi w Avery; Sierra Nevada Mountains Comment
  UC147915  Mimulus inodorus J. P. Tracy 1900-8-5 912 Humboldt immediate vicinity Eureka 0 Comment
  UC582478  Mimulus inodorus Joseph P. Tracy 1937-8-12 15655 Humboldt Snow Camp 1402 Comment
  UC147880  Mimulus inodorus Joseph P. Tracy 1908-6 2697 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  JEPS10494  Mimulus microphyllus Joseph P. Tracy 1921-5-18 5596 Calaveras Copperopolis 304 Comment
  UC1196795  Mimulus nanus var. mephiticus Joseph P. Tracy 1940-6-25 16599 Calaveras 17 mi e Calaveras Big Trees (Ebbet's Pass Highway); Sierra Nevada Mountains 2042 Comment
  UC582706  Mimulus nasutus Joseph P. Tracy 1927-3-27 7850 Humboldt near South Fork; Trinity River Valley 182 Comment
  JEPS10599  Mimulus pilosus Joseph P. Tracy 1925-11-1 7300 Humboldt Shively 60 Comment
  UC582497  Mimulus primuloides Joseph P. Tracy 1935-7-26 14258 Humboldt Water Dog Lakes Trinity Summit 1828 Comment
  UC1196781  Mimulus pulsiferae Joseph P. Tracy 1912-7-31 3919 Humboldt near summit (stream-bank); Northern Coast Ranges, Buck Mountain 1676 Comment
  UC1116233  Minuartia californica Joseph P. Tracy 1948-6-13 18055 Humboldt ridge top near Harris 914 Comment
  UC1103540  Minuartia californica Joseph P. Tracy 1920-5-20 6215 Humboldt dry slope towards Lawrence Creek; Northern Coast Ranges, Kneeland Prairie 762 Comment
  CAS-BOT-BC388628  Minuartia douglasii Joseph P. Tracy 1941-6-15 16915 Humboldt Panther Gap, on the Bull Creek - Mattole Road 762 Comment
  UC1198331  Minuartia douglasii Joseph P. Tracy 1921-5-21 5658 Calaveras Copperopolis Foothill Region 304 Comment
  JEPS49685  Mitella caulescens Joseph P. Tracy 1924-6-1 6692 Humboldt Lawrence Creek Northern Coast Ranges (at the crossing of the Kneeland Rd.) 609 Comment
  CAS-BOT-BC433010  Mitella diversifolia Joseph P. Tracy 1942-6-23 17235 Humboldt Along trail from Hoopa to the summit. Trinity Summit. Near Box Camp 1524 Comment
  JEPS49691  Mitella ovalis Joseph P. Tracy 1923-4-8 6176 Humboldt Carlotta Northern Coast Ranges (along stream) 60 Comment
  UC667082  Mitella ovalis Joseph P. Tracy 1933-5-14 12183 Humboldt along Trinity Highway Willow Creek Canyon 365 Comment
  CAS-BOT-BC433068  Mitella trifida Joseph P. Tracy 1932-7-13 10503 Humboldt Klamath Mountains, Trinity Summit. Near Corral Prairie. 1524 Comment
  JEPS79819  Moehringia macrophylla Joseph P. Tracy 1935-7-25 14225 Humboldt near Corral Prairie (Trinity Summit); , near Corral Prairie 1584 Comment
  UC176998  Monardella odoratissima subsp. glauca Joseph P. Tracy 1912-7-31 3928 Humboldt Near summit Buck Mountain; Northern Coast Ranges 1676 Comment
  CAS-BOT-BC215565  Monardella odoratissima subsp. pallida Joseph P. Tracy 1930-7-16 8911 Humboldt McKay Camp, South Fork Mountain 1676 Comment
  CAS-BOT-BC215566  Monardella odoratissima subsp. pallida Joseph P. Tracy 1926-6-20 7657 Humboldt Horse Mountain 1310 Comment
  POM61350  Monardella villosa Joseph P. Tracy 1918-7-6 5042 Humboldt South Fork of Eel River near the Humboldt-Mendocino County Line 152 Comment
  UC1239681  Monardella villosa subsp. villosa Joseph P. Tracy 1936-6-27 15005 Humboldt Miranda South Fork Eel River 121 Comment
  UC203993  Monardella villosa subsp. villosa Joseph P. Tracy 1918-7-6 5054 Mendocino South Fork of Eel River, near Humboldt-Mendocino County line, at County line bridge, Northern Coast Ranges. 152 Comment
  UC673010  Montia fontana Joseph P. Tracy 1933-6-13 12584 Humboldt Hoopa Mountain, near summit on road from Hoopa westward to Bair's Hoopa Mountain 1066 Comment
  UC162970  Montia parvifolia Joseph P. Tracy 1908-6 2708 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges 762 Comment
  UC1145038  Muhlenbergia andina Joseph P. Tracy 1939-9-2 16470 Del Norte on old Gasquet Toll Rd w Patrick's Creek (along stream at camp); Windy Camp 701 Comment
  UCD86802  Muhlenbergia mexicana Joseph P. Tracy 1916-9-5 4774 Humboldt South Fork of Eel River, 4 miles above the mouth. 60 Comment
  UCD86803  Muhlenbergia mexicana Joseph P. Tracy 1916-9-5 4774 Humboldt South Fork of Eel River, 4 miles above the mouth. 60 Comment
  JEPS70788  Myosotis discolor Joseph P. Tracy 1936-5-17 14809 Humboldt Lawrence Creek at crossing of Kneeland Rd.; Lawrence Creek 457 Comment
  UC1222235  Myosotis discolor Joseph P. Tracy 1951-6-16 19464 Siskiyou ca. ___ <no mi. given> mi. n. of summit crossing of Siskiyou Mts. (on Takilma Happy Camp Rd.); Siskiyou Mts. Comment
  HSC3738  Myosotis laxa J. P. Tracy 1939-7-25 16365 Del Norte Lake Talowa 3 Comment
  JEPS70783  Myosotis laxa Joseph P. Tracy 1939-7-25 16365 Del Norte Lake Talowa Comment
  UC582609  Myosotis verna Joseph P. Tracy 1937-5-17 15297 Humboldt Trinity R. Valley at Willow Creek; Trinity R. Valley 152 Comment
  UC1197940  Myrica californica Joseph P. Tracy 1931-3-26 9291 Humboldt along Van Duzen R. Alton; North Coast Ranges, , Van Duzen R. 30 Comment
  SD81501  Myriopteris gracillima Herb. H. H. Tracy* Jul 1912 Mariposa Yosemite Valley 1355 Comment
  UC1173633  Narthecium californicum Joseph P. Tracy 1939-9-2 16471 Del Norte near Gasquet (n. side of Middle Fork Smith R., on old Gasquet Toll Rd.); Middle Fork Smith R. 701 Comment
  UC1103135  Nassella pulchra Joseph P. Tracy 1921-5-18 5611 Calaveras Copperopolis Foothill Region 304 Comment
  SEINET200632  Navarretia atractyloides Joseph P. Tracy 1927-8-7 8307 Humboldt Willow Creek school house 152 Comment
  UC1198526  Navarretia atractyloides Joseph P. Tracy 1933-7-9 12645 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC906682  Navarretia divaricata Joseph P. Tracy 1941-8-24 17022 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  UC908388  Navarretia divaricata Joseph P. Tracy 1932-7-11 10395 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC133641  Navarretia divaricata subsp. vividior Joseph P. Tracy 1906-7-4 2524 Humboldt near Hydesville (near mouth of Yager Creek); Northern Coast Region 60 Comment
  SEINET200374  Navarretia divaricata var. vividior Joseph P. Tracy 1908-7-27 2721 Humboldt Valley of Van Duzen River, opposite Buck Mountain 305 Comment
  UC604654  Navarretia intertexta Joseph P. Tracy 1938-7-5 16012 Humboldt open flat by 5 mi e of town old Strong's District School House; Carlotta 45 Comment
  UC906681  Navarretia intertexta Joseph P. Tracy 1942-7-18 17288 Humboldt Garberville 152 Comment
  UC908131  Navarretia intertexta Joseph P. Tracy 1932-6-17 10199 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  UC1222720  Navarretia intertexta Joseph P. Tracy 1950-6-15 18773 Humboldt between Garberville and Harris (on the Robertson Ranch) Comment
  JEPS79938  Navarretia intertexta subsp. intertexta Joseph P. Tracy 1938-7-5 16012 Humboldt open flat by old Strong's District School House (5 mi e of town); Carlotta 45 Comment
  UC133635  Navarretia linearifolia subsp. linearifolia Joseph P. Tracy 1908-6 2920 Humboldt nw slope Buck Mountain; Northern Coast Ranges, nw slope Buck Mountain 1219 Comment
  SEINET12279161  Navarretia pubescens J. P. Tracy 1950-1 18861 Humboldt Dobbyn Creek, 3 mi NE of Alderpoint 213 Comment
  JEPS70474  Navarretia squarrosa Joseph P. Tracy 1937-7-22 15483 Del Norte e of Crescent City; Elk Valley 15 Comment
  UC52442  Navarretia squarrosa J. P. Tracy 1903-8-9 1932 Humboldt immediate vicinity Eureka 0 Comment
  UC908872  Navarretia squarrosa Joseph P. Tracy 1935-7-18 14103 Humboldt Table Bluff 6 Comment
  UC908873  Navarretia squarrosa Joseph P. Tracy 1936-8-23 15166 Humboldt vicinity Carlotta 30 Comment
  UC133643  Navarretia squarrosa J. P. Tracy 1909-7-18 3019 Humboldt Ocean Beach at Samoa Samoa Comment
  UC133642  Navarretia tagetina Joseph P. Tracy 1908-6 2818 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 304 Comment
  UC1198524  Navarretia tagetina Joseph P. Tracy 1942-7-1 17362 Humboldt opposite Buck Mountain (Dinsmore's, along Van Duzen River); Northern Coast Ranges, Van Duzen River 762 Comment
  UC1222717  Navarretia viscidula Joseph P. Tracy 1950-6-23 18863 Humboldt 3 mi ne Alderpoint; Dobbyn Creek 213 Comment
  UC582689  Navarretia viscidula Joseph P. Tracy 1937-7-11 15420 Humboldt vicinity Garberville 121 Comment
  UC249522  Nemophila heterophylla Joseph P. Tracy 1922-4-30 5987 Humboldt near Willow Creek (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1239742  Nemophila menziesii Joseph P. Tracy 1949-3-28 18276 Mendocino halfway between Ukiah and Hopland; between Ukiah and Hopland 182 Comment
  UC1103811  Nemophila menziesii var. atomaria Joseph P. Tracy 1922-5-29 6065 Humboldt South Yager Creek Valley Northern Coast Ranges, South Yager Creek Valley 762 Comment
  UC249523  Nemophila menziesii var. atomaria Joseph P. Tracy 1922-5-28 6055 Humboldt Little River Beach Northern Coast Ranges 6 Comment
  UC1239754  Nemophila menziesii var. atomaria Joseph P. Tracy 1927-4-23 7910 Humboldt Trinidad Trinidad (on coast bluffs) 3 Comment
  UC144103  Nemophila parviflora Joseph P. Tracy 1909-6-20 3001 Humboldt 3 mi above Wrangletown (Freshwater Creek, Region about Humboldt Bay); Northern Coast Region, Humboldt Bay region, Freshwater Creek 0 Comment
  JEPS1927  Nemophila pedunculata Joseph P. Tracy 1921-5-23 5716 Calaveras Valley three mi w Avery (Sierra Nevada Mountains); , Valley w of Avery 944 Comment
  JEPS12383  Nicotiana quadrivalvis Joseph P. Tracy 1916-9-5 4764 Humboldt 4 mi above South Fork of Eel River mouth; Northern Coast Ranges 60 Comment
  RSA167459  Noccaea fendleri subsp. glauca Joseph P. Tracy 1950-7-19 19099 Del Norte Elk Valley. At head of Blue Creek, one mile east of Chimney Rock. 1341 Comment
  UCD110212  Notholithocarpus densiflorus Joseph P. Tracy 1948-9-20 18224 Humboldt Willow Creek Canyon, along Trinity Highway. 457 Comment
  UC1222313  Oemleria cerasiformis Joseph P. Tracy 1951-6-16 19502 Siskiyou near State Line (at crossing of the Takilma-Happy Camp Road); Summit of the Siskiyous Comment
  UC154281  Oemleria cerasiformis Mrs. Harriet Tracy 1909-3-5 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UCD127735  Oenanthe pimpinelloides Joseph P. Tracy 1950-8-18 19330 Humboldt along Blocksburg Road, near the bridge across Larrabee Creek. 457 Comment
  UC642344  Oenanthe sarmentosa Joseph P. Tracy 1938-8-20 16123 Humboldt along Van Duzen R. Alton; North Coast Ranges, Van Duzen R. 30 Comment
  JEPS31554  Oenothera wolfii Joseph P. Tracy 1937-8-1 15602 Del Norte 6 mi s Crescent City; North Coast Ranges 152 Comment
  UC902173  Oenothera wolfii Joseph P. Tracy 1949-8-8 18401 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC1222992  Oreostemma alpigenum var. andersonii Joseph P. Tracy 1949-9-16 18571 Siskiyou on the road between Callahan and Trinity Center Scott Mountain 1615 Comment
  UC1197455  Orobanche fasciculata Joseph P. Tracy 1911-7-7 3222 Humboldt Northern Coast Ranges. Brannan Mountain, viz. ridge north of Willow Creek, between Willow and Campbell Creeks, near Summit. Comment
  JEPS14225  Orogenia fusiformis Joseph P. Tracy 1932-7-15 10595 Humboldt ridges e. of Corral Prairie Trinity Summit 1828 Comment
  GH362780  Orthilia secunda J. P. Tracy 1932-7-20 10737 Unknown Trinity Summit, fir woods near Corral Prairie 1584 Comment
  UC562455  Orthilia secunda Joseph P. Tracy 1935-8-6 14650 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1950 Comment
  RSA167224  Orthocarpus imbricatus Joseph P. Tracy 1950-7-19 19131 Del Norte Elk Valley. At head of Blue Creek, one mile east of Chimney Rock. 1341 Comment
  UC1197134  Osmorhiza berteroi Joseph P. Tracy 1923-5-27 6230 Mendocino Longvale Northern Coast Ranges 457 Comment
  JEPS14244  Osmorhiza occidentalis Joseph P. Tracy 1932-7-12 10471 Humboldt Brett Hole Trinity Summit (head) 1828 Comment
  UC642275  Osmorhiza occidentalis Joseph P. Tracy 1932-7-12 10471 Humboldt Brett Hole Trinity Summit (head) 1828 Comment
  UC1222753  Osmorhiza occidentalis Joseph P. Tracy 1950-6-25 18887 Humboldt Burr Valley Buck Mountain (nw slope of mt.) 1066 Comment
  SEINET3347161 Image available Oxalis trilliifolia Joseph P. Tracy 1923-6-24 6362 Humboldt Bald Mountain, near High Prairie 1067 Comment
  UC581702 Image available Packera bolanderi var. bolanderi Joseph P. Tracy 1931-5-30 9518 Del Norte 3 mi e Gasquet (at 18-mile Creek); Smith River 152 Comment
  UC1223158  Packera eurycephala Joseph P. Tracy 1941-8-9 16987 Mendocino 4 mi below mouth of Gullet Creek (with 1 mi or so of Dos Rios); South Eel River 304 Comment
  UC1103775  Panicum acuminatum var. acuminatum J. P. Tracy 1899-6-17 342 Napa 3-4 mi e Angwin's (La Jota plateau); Howell Mountain, head of Moore's Creek 518 Comment
  UC1145220  Panicum acuminatum var. acuminatum Joseph P. Tracy 1939-7-9 16323 Humboldt Bald Mountain at Lake Prairie; Bald Mountain at Lake Prairie 1066 Comment
  UC526840  Panicum acuminatum var. acuminatum Joseph P. Tracy 1931-5-17 9427 Humboldt at Willow Creek Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  HSC10489  Panicum acuminatum var. fasciculatum J. P. Tracy 1931-5-17 9427 Humboldt Trinity River Valley, at Willow Creek. Comment
  UC187238  Panicum capillare Joseph P. Tracy 1908-6 2929 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC1103408  Parapholis incurva Joseph P. Tracy 1938-7-15 16070 Humboldt mouth of Eel River 3 Comment
  JEPS43450  Parietaria pensylvanica Joseph P. Tracy 1926-5-31 7528 Trinity Junction City; Northern Coast Ranges 457 Comment
  UC1198872  Parnassia californica Joseph P. Tracy 1938-9-10 16152 Del Norte near Myrtle Creek (along Smith River); Smith River 60 Comment
  UCSB25613  Parnassia palustris Tracy, Joseph 1934-8-29 Humboldt South Fork Mountain, McKay Camp 1676 Comment
  UC1199003  Paxistima myrsinites Joseph P. Tracy 1913-7-20 4373 Humboldt near summit between Redwood Creek and Three Creeks (above Three Creeks); Northern Coast Ranges 1066 Comment
  UC249586  Paxistima myrsinites Joseph P. Tracy 1921-6-19 5835 Humboldt mt. slopes along rd. between Three Creeks and mouth of Willow Creek; Northern Coast Ranges, Three Creeks 670 Comment
  SEINET12270444  Pedicularis densiflora J. P. Tracy 1950-1 18633 Trinity 3 mi SE of Kuntz, along Duzen River Comment
  SD82186  Pellaea brachyptera H. H. Tracy 1913-8-23 Shasta Castella bank of Castella Creek [whatever that means] 915 Comment
  POM23236  Pellaea bridgesii H. H. Tracy 1912-08 s.n. Mariposa Yosemite Valley. Comment
  SEINET11713873  Pellaea mucronata H. H. Tracy 1912-1 s.n. Mariposa on trail to Tenaya Canyon, Yosemite Comment
  JEPS7210  Penstemon anguineus Joseph P. Tracy Jul 16 1930-Jul 19 1930 8918 Humboldt near McKay Camp (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC577417  Penstemon anguineus Joseph P. Tracy 1932-7-12 10454 Humboldt near Corral Prairie (Fir woods); Trinity Summit, Corral Prairie 1584 Comment
  UC673099  Penstemon heterophyllus var. purdyi Joseph P. Tracy 1940-5-5 16543 Humboldt Garberville Garberville (on river bar) 152 Comment
  UC1222427  Penstemon laetus var. sagittatus Joseph P. Tracy 1933-7-9 12651 Humboldt Brannan Mountain Northern Coast Ranges, Brannan Mountain 1066 Comment
  UC1222785  Penstemon laetus var. sagittatus Joseph P. Tracy 1951-6-26 19588 Humboldt n side Board Camp Mountain extreme head of Redwood Creek, n side Board Camp Mountain (at extreme head of Redwood Creek) 1541 Comment
  UC577354  Penstemon newberryi var. berryi Joseph P. Tracy 1935-8-7 14625 Trinity Whites Creek, head of Devils Canyon Mountains 2072 Comment
  UC1222791  Penstemon parvulus Joseph P. Tracy 1950-7-19 19123 Del Norte 1 mi e Chimney Rock (at head of Blue Creek); Elk Valley, Blue Creek 1341 Comment
  NY638945  Penstemon procerus var. brachyanthus J. P. Tracy 1935-8-5 14539 Trinity Devil's Canyon Mountains, at head of White's Creek 2072.6 Comment
  SEINET5329314 Image available Penstemon rattanii J. Tracy 1906-6-10 2480 Humboldt Kneeland Prairie 762 Comment
  UC1222779  Penstemon rattanii Joseph P. Tracy 1951-6-24 19533 Humboldt Cameron Hill , Cameron Hill (Kneeland Prairie) 762 Comment
  JEPS6895  Penstemon rattanii var. rattanii Joseph P. Tracy 1906-6-10 2480 Humboldt Northern Coast Ranges, Kneeland Prairie Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC586782 Image available Penstemon tracyi Joseph P. Tracy 1935-8-5 14567 Trinity at head of White Creek (top of ridge); Devils's Canyon Mountains; head of White's Creek, Devil's Canyon Mts., Trinity Co. 2133 Comment
  UC673082  Pentachaeta exilis Joseph P. Tracy 1940-4-14 16536 Mendocino 6 mi n Calpella; Redwood Valley 213 Comment
  UC162775  Pentagramma triangularis subsp. triangularis Joseph P. Tracy 1911-7-5 3315 Humboldt Willow Creek near its mouth Willow Creek; Northern Coast Ranges, tributary of Trinity River 243 Comment
  JEPS22585  Perideridia gairdneri subsp. gairdneri Joseph P. Tracy 1941-8-24 17038 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  UC1197124  Perideridia howellii Joseph P. Tracy 1946-9-3 17657 Mendocino Long Valley Creek 426 Comment
  UC184145  Perideridia kelloggii Joseph P. Tracy 1912-10-20 3999 Humboldt Alton Northern Coast Region 30 Comment
  SEINET11809912  Petasites palmatus J. P. Tracy 1947-1 17670 Humboldt Van Duzen River, near Grizzly Creek 91 Comment
  JEPS1436  Phacelia bolanderi Joseph P. Tracy 1916-5-31 4704 Humboldt Stitz Creek Bluff Northern Coast Ranges, Eel River 60 Comment
  RSA170270  Phacelia bolanderi Joseph P. Tracy 1916-5-31 4704 Humboldt Stitz Creek. Along Eel River South Fork to Scotia. 61 Comment
  UC1222903  Phacelia californica Joseph P. Tracy 1950-6-8 18763 Humboldt e slope from summit Domingo Hill (near Petrolia) Comment
  UC562571  Phacelia egena Joseph P. Tracy 1929-4-28 8550 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC176065  Phacelia heterophylla subsp. virgata Joseph P. Tracy 1913-6-21 4252 Humboldt opposite Buck Mountain; Northern Coast Ranges, valley of Van Duzen River 762 Comment
  UC562572  Phacelia heterophylla subsp. virgata Joseph P. Tracy 1935-7-30 14385 Humboldt near top Salmon Summit 2103 Comment
  UC562573  Phacelia heterophylla subsp. virgata Joseph P. Tracy 1926-6-20 7661 Humboldt lower slopes Horse Mt. 914 Comment
  UC562566  Phacelia mutabilis Joseph P. Tracy 1932-7-12 10432 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC203960  Phacelia nemoralis subsp. oregonensis Joseph P. Tracy 1918-7-1 4983 Humboldt 3 mi s point of the cape; Northern Coast Ranges, Cape Mendocino 3 Comment
  UCD88769  Phalaris californica Joseph P. Tracy 1951-7-27 19630 Humboldt At Englewood, near Redcrest. Comment
  UC1103766  Phalaris minor Joseph P. Tracy 1933-5-31 12438 Alameda Berkeley Hills 152 Comment
  UC277168  Phalaris minor Joseph P. Tracy 1921-5-18 5606 Calaveras Copperopolis; foothill region 304 Comment
  UC666824  Philadelphus lewisii Joseph P. Tracy 1938-6-9 15872 Humboldt Dobbyn Creek 152 Comment
  UCSB25252  Philadelphus lewisii Tracy, Joseph 1937-6-20 Humboldt Bear River; 10 mi up from the mouth 152 Comment
  UC162583  Phlox adsurgens Joseph P. Tracy 1911-7-7 3418 Humboldt viz ridge n of Willow Creek (between Willow Creek and Campbell Creek, near the summit); Northern Coast Ranges, Brannan Mountain 1219 Comment
  UC906757  Phlox adsurgens Joseph P. Tracy 1942-6-23 17233 Humboldt near Box Camp; Trinity Summit 1524 Comment
  UC1222710  Phlox adsurgens Joseph P. Tracy 1950-7-2 18965 Humboldt 6 mi ne Hawkins Bar; Trinity Summit Range, Happy Camp Mountain 1280 Comment
  UC672850  Phoradendron juniperinum Joseph P. Tracy 1930-7-10 8770 Humboldt Brannan Mt. 1066 Comment
  UC1198130  Phoradendron villosum Joseph P. Tracy 1949-12-3 18599 Humboldt Trinity R. Valley at Willow Creek; Trinity R. Valley 152 Comment
  JEPS386  Phyllospadix torreyi Joseph P. Tracy 1938-9-9 16146 Humboldt Trinidad Comment
  UC1103511  Phyllospadix torreyi Joseph P. Tracy 1917-5-30 4812 Humboldt ocean beach opposite Dows Prairie (probably derived from rocky shores n of Little River); Northern Coast Ranges Comment
  UC1198275  Picea sitchensis Joseph P. Tracy 1930-9-28 9197 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC55647  Picea sitchensis J. P. Tracy 1901-2-3 Humboldt immediate vicinity of Eureka 0 Comment
  POM11153  Pilularia americana H. H. Tracy 1922-4-6 801 San Diego Mesas near San Diego Comment
  A311224  Pinus contorta J. P. Tracy 1901-02-01 - 1901-03-01 Unknown Ocean Beach, Samoa, Humboldt Bay Comment
  UC400254  Pinus contorta subsp. contorta J. P. Tracy 1901-2-1 Humboldt opp. Eureka (sand hills of Ocean Beach at Samoa); Samoa, Ocean Beach Comment
  UC1196913  Pinus contorta subsp. murrayana Joseph P. Tracy 1940-6-25 16630 Alpine Ebbett's Pass Comment
  UC1196928  Pinus monticola Joseph P. Tracy 1933-4-8 10999 Del Norte along Smith River 3 mi e of Gasquet (on chaparral hillside); Smith River 152 Comment
  JEPS79893  Piperia elongata Joseph P. Tracy 1925-7-12 7213 Humboldt near the South Fork Trinity River Valley; Northern Coast Ranges, Trinity River Valley 182 Comment
  UC1196426  Piperia transversa Edith and Ethel Tracy 1900-7-31 909 Humboldt opposite Eureka; Samoa, Ocean Beach Comment
  UC14948  Piperia transversa J. P. Tracy 1900-7-4 880 Humboldt opposite Eureka; Samoa, Ocean Beach Comment
  JEPS79898  Piperia unalascensis Joseph P. Tracy 1932-7-12 10453 Humboldt near Corral Prairie (Trinity Summit); Trinity Summit 1584 Comment
  UC666984  Piperia unalascensis Joseph P. Tracy 1934-7-18 13433 Humboldt Grouse Mountain 1524 Comment
  POM126349  Plagiobothrys bracteatus Joseph P. Tracy 1903-5-15 1852 Napa 2 miles below Calistoga 91 Comment
  POM174072  Plagiobothrys bracteatus Joseph P. Tracy 1918-7-5 5010 Humboldt White Thorn Valley. 305 Comment
  UC667001  Plagiobothrys bracteatus Joseph P. Tracy 1939-4-29 16232 Humboldt Hoopa Valley 106 Comment
  UC1222225  Plagiobothrys bracteatus Joseph P. Tracy 1942-6-15 17139 Humboldt in mddy stream or mud South Fork of Eel River, Miranda Comment
  UC1239573  Plagiobothrys bracteatus Joseph P. Tracy 1919-5-31 5152 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  GH420018  Plagiobothrys diffusus J. P. Tracy 1938-6-17 15963 Unknown Cape Mendocino, south of point of the Cape 3 Comment
Read comments
Jul 21 2018
  UC1239614  Plagiobothrys nothofulvus Joseph P. Tracy 1918-5-1 4909 Humboldt Kneeland Prairie Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC526807  Plagiobothrys nothofulvus Joseph P. Tracy 1933-5-1 12136 Mendocino between Calpella Willits; North Coast Ranges, Walter Mt. 304 Comment
  UC206144  Plagiobothrys reticulatus Joseph P. Tracy 1909-5-23 2972 Humboldt Eureka 0 Comment
  UC526824  Plagiobothrys reticulatus Joseph P. Tracy 1932-6-17 10237 Trinity near Ruth (Mad River Valley); North Coast Ranges, Mad River Valley 792 Comment
  POM126350  Plagiobothrys reticulatus Joseph P. Tracy 1911-6-30 3275 Humboldt Near Hydesville 61 Comment
  JEPS60998  Plagiobothrys reticulatus var. reticulatus Joseph P. Tracy 1937-6-20 15335 Humboldt ten mi up stream from mouth; Bear River 152 Comment
  GH403965  Plagiobothrys reticulatus var. rossianorum J. P. Tracy 1938-6-2 15778 A Unknown Round Valley 423 Comment
  GH403966  Plagiobothrys reticulatus var. rossianorum J. P. Tracy 1938-5-31 15747 Unknown Willits 426 Comment
  GH403971  Plagiobothrys reticulatus var. rossianorum J. P. Tracy 1938-5-31 15743 Unknown Long Valley, 4 miles S. of Laytonville 487 Comment
  UC1222198  Plagiobothrys scouleri Joseph P. Tracy 1948-8-7 18084 Humboldt 6 mi se Arcata; Fickle Hill 609 Comment
  UC1222201  Plagiobothrys scouleri Joseph P. Tracy 1950-6-29 18936 Humboldt 6 mi se Arcata; Fickle Hill 609 Comment
  UC1239616  Plagiobothrys tenellus Joseph P. Tracy 1932-6-26 10267 Humboldt Valley of South Yager Creek 762 Comment
  UC1239624  Plagiobothrys tenellus Joseph P. Tracy 1918-5-1 4910 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC55912  Plagiobothrys tenellus J. P. Tracy 1902-5-20 1562 1/2 Napa near Angwin Creek crossing; Howell Mountain, Howell Mt. grade 457 Comment
  UC1245372  Plagiobothrys tener var. tener Joseph P. Tracy 1950-5-23 18664 Napa on La Jota Plateau (Las Posadas State Forest); , Howell Mountain 518 Comment
  UC668223  Plagiobothrys undulatus Joseph P. Tracy 1938-6-2 15778 Mendocino Round Valley 423 Comment
  JEPS14280  Plantago elongata Joseph P. Tracy with Dr. F. W. Pennell 1940-7-6 16660 Humboldt w of Table Bluff 6 Comment
  UC585988  Plantago lanceolata Joseph P. Tracy 1924-9-21 6898 Humboldt Eureka Northern Coast Ranges 0 Comment
  UC666989  Platanthera leucostachys Joseph P. Tracy 1933-7-25 12842 Humboldt Grouse Mountain 1524 Comment
  UC666991  Platanthera leucostachys Joseph P. Tracy 1935-8-6 14660 Trinity around White's Creek Lake (head North Fork White's Creek, Devil's Canyon Mountains); head of North Fork White's Creek, Devil's Canyon Mountains 1950 Comment
  UC1196414  Platanthera sparsiflora Joseph P. Tracy 1948-9-5 18197 Humboldt head of Little Hors-Linto Creek Trinity Summit 1371 Comment
  CAS-BOT-BC92138  Platystemon californicus Joseph P. Tracy 1932-6-17 s.n. Trinity North Coast Ranges. Three Forks of Mad River. 883 Comment
  UC169004  Plectritis brachystemon Joseph P. Tracy 1911-7-7 3381 1/2 Humboldt 3 mi nw of junction of Willow Creek with Trinity River (near Beebe's Ranch); Northern Coast Ranges 914 Comment
  UC602530  Plectritis brachystemon Joseph P. Tracy 1936-5-29 14823 1/2 Humboldt French Camp Ridge 1066 Comment
  UC1239597  Plectritis congesta Joseph P. Tracy 1938-7-7 16032 Humboldt North Coast Ranges, Grouse Mountain, at Cold Springs Grouse Mountain; North Coast Ranges, , Cold Springs 1432 Comment
  UC1239590  Plectritis macrocera J. P. Tracy May 28 1902-Jun 2 1902 1736 Lake 6 mi nw of Lakeport (about Scotts Valley) 426 Comment
  UC1145108  Pleuropogon californicus Joseph P. Tracy 1938-6-6 15844 Napa between Napa City and Yountville Napa City; Napa Valley 30 Comment
  UCD90240  Pleuropogon californicus var. davyi Joseph P. Tracy 1938-6-2 15755 Mendocino Round Valley. 423 Comment
  UC1152046  Pleuropogon refractus Joseph P. Tracy 1951-6-26 19560 Humboldt halfway between Snow Camp and Twin Lakes (at Charley Preston's old gate near the road) Comment
  SEINET200750  Pneumonanthe calycosa Joseph P. Tracy 1939-8-16 16412 Humboldt Horse Mountain . 1402 Comment
  SEINET200753  Pneumonanthe oregana J. P. Tracy 1904-8-7 2139 Humboldt Immediate vicinity of Eureka. Comment
  RSA10113  Poa Joseph P. Tracy 1930-7-19 9053 Humboldt South Fork Mountain; along summit near Blake lookout. 1738 Comment
  SEINET255064 Image available Poa annua J. P. Tracy 1914-7-5 4548 Humboldt Bald Mtn between High Prairie and Snow Camp Comment
  UC180496  Poa annua Joseph P. Tracy 1914-5-14 4460 Humboldt Fort Seward; North Coast Ranges 121 Comment
  SEINET200569 Image available Poa bulbosa Joseph P. Tracy 1942-2-6 17104 Humboldt Valley of South Yager Creek 762 Comment
  UC525617  Poa compressa Joseph P. Tracy 1925-7-5 7182 Humboldt High Prairie on Bald Mt; Northern Coast Ranges 1066 Comment
Read comments
Jul 18 2012
  CAS-BOT-BC255120  Poa confinis Joseph P. Tracy 1933-5-25 12395 Del Norte Crescent City, beach 6 Comment
  HSC10686  Poa confinis J. P. Tracy, H. E. Parks 1927-4-24 7947 Humboldt Eureka near bay shore. 9 Comment
  UC187226  Poa confinis Joseph P. Tracy 1910-4-24 3123 Humboldt Ocean Beach Humboldt Bay; North Coast Region Comment
  UC1145142  Poa douglasii Joseph P. Tracy 1917-5-30 4799 Humboldt at Little River Ocean Beach; Northern Coast Region Comment
  HSC10718  Poa howellii J. P. Tracy 1926-5-15 7490 Humboldt Kneeland Prairie. Comment
  UC1103792  Poa howellii Joseph P. Tracy 1899-6-18 349 Napa 3-4 mi e Angwin's (head of Moore's Creek); Howell Mt 518 Comment
  UC525628  Poa howellii Joseph P. Tracy 1929-7-4 8619 Humboldt French Camp Ridge; Northern Coast Ranges 1066 Comment
  CAS-BOT-BC255848  Poa kelloggii Joseph P. Tracy 1906-5-20 2463 Humboldt Near Eureka, region about Humboldt Bay 152 Comment
  UC1103180  Poa kelloggii Joseph P. Tracy 1918-5-12 4931 Humboldt along old rd. at Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC187251  Poa kelloggii Joseph P. Tracy 1911-6-4 3219 Humboldt along Little River (5 mi from coast); Northern Coast Region 121 Comment
  RSA10134  Poa macrantha Joseph P. Tracy 1933-5-20 12224 Humboldt Cape Mendocino, near ocean shore, south point of the Cape. 3 Comment
  SEINET177839  Poa nevadensis Joseph P. Tracy 1935-8-3 14467 Trinity Imary Blaine MT. , in gravelly or rocky soil,open situations. 1951 Comment
  SEINET10855248  Poa scabrella Joseph P. Tracy 1913-6-14 Tracy 4120 Humboldt Dinsmore's Ranch; In Valley of Van Duzen River Opposite Buck Mountain,. Moist places along river. 762 Comment
  CAS-BOT-BC243275  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-5 14549 Trinity Devil's Canyon Mountains. At head of White's Creek 2072 Comment
  UC525666  Poa secunda subsp. secunda Joseph P. Tracy 1933-6-13 12602 Humboldt near summit Hoopa Mt (on rd from Hoopa westward to Bair's) 914 Comment
  UC552666  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-5 14549 Trinity at head of White's Creek; Devil's Canyon Mts 2072 Comment
  UCD92045  Poa secunda subsp. secunda Joseph P. Tracy 1936-5-29 14822 Humboldt French Camp Ridge. 1066 Comment
  UC1103187  Poa trivialis Joseph P. Tracy 1936-6-28 15015 Humboldt e of Korbel (Bald Mt, Murphy Meadows) 975 Comment
  POM126102  Poa unilateralis Joseph P. Tracy 1910-4-24 3124 Humboldt Sand dunes of ocean beach at Humboldt Bay Comment
  UC187225  Poa unilateralis Joseph P. Tracy 1910-4-24 3124 Humboldt Ocean Beach; Northern Coast Region, Humboldt Bay Comment
  CAS-BOT-BC244298  Podagrostis humilis Joseph P. Tracy 1930-7-16 8989 Humboldt South Fork Mountain, at McKay Camp 1676 Comment
  OBI13591  Pogogyne serpylloides Joseph P. Tracy 1941-5-30 16885 Mendocino Redwood Valley 6 mi N of Calpella Comment
  UC1988936  Pogogyne zizyphoroides Joseph P. Tracy 1938-7-5 16005 Humboldt Carlotta, five miles east of town, open flat by old Strong's District School House 45 Comment
  UC1116249  Pogogyne zizyphoroides Joseph P. Tracy 1946-5-30 17544 Humboldt Carlotta, open flat by old Strong's District School House 5 miles east of town 60 Comment
  UC1988934  Pogogyne zizyphoroides J. P. Tracy 1938-7-5 16005 Humboldt 45 Comment
  JEPS69886  Polemonium carneum Joseph P. Tracy 1924-5-25 6682 Humboldt Big Lagoon 3 Comment
  JEPS69890  Polemonium carneum Joseph P. Tracy 1921-8-8 5887 Del Norte 1/2 mi s Oregon line (Northern Coast Region); , s of Oregon line 15 Comment
  RSA141275  Polemonium carneum Joseph P. Tracy 1924-5-25 6682 Humboldt Big Lagoon 30 Comment
  UC1191118  Polemonium carneum Joseph P. Tracy 1928-5-20 8440 Humboldt Bear River Ridge Northern Coast Ranges, Bear River Ridge 609 Comment
  UC162581  Polemonium carneum Ethel Tracy 1911-6-18 Humboldt near Big Lagoon; Northern Coast Ranges, near Big Lagoon 30 Comment
  UC1198994  Polygala californica Joseph P. Tracy 1937-7-21 15504 Del Norte at summit of ridge n Monumental; State line 944 Comment
  UC275330  Polygala californica Joseph P. Tracy 1923-6-20 6334 Humboldt Briceland Northern Coast Ranges, Briceland 304 Comment
  HSC17223  Polygala cornuta J. P. Tracy, H. E. Parks Humboldt Hors Linto Rd., Trinity River 610 Comment
  UC165802  Polygala cornuta var. cornuta Joseph P. Tracy 1911-7-8 3447 Humboldt hill slopes at w side Trinity River (near Willow Creek); Northern Coast Ranges 152 Comment
  UC668189  Polygala cornuta var. cornuta Joseph P. Tracy 1936-8-8 15131 Trinity on Ridge 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  UC1222333  Polygonum bistortoides Joseph P. Tracy 1950-6-25 18895 Humboldt in meadow 3 mi s Burr Valley (by roadside near the Sproston Place, on road to the Albee Place) 1158 Comment
  UC672974  Polygonum bistortoides Joseph P. Tracy 1930-7-16 8924 Humboldt McKay Camp South Fork Mountain 1676 Comment
  UC672967  Polygonum davisiae Joseph P. Tracy 1935-7-30 14383 Humboldt Salmon Summit 2103 Comment
  CAS-BOT-BC414465  Polygonum douglasii Joseph P. Tracy 1932-7-11 10399 Humboldt Trinity Summit. At Corral Prairie 1584 Comment
  UC672937  Polygonum douglasii subsp. spergulariiforme Joseph P. Tracy 1939-9-4 16493 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  UC672949  Polygonum lapathifolium Joseph P. Tracy 1930-10-12 9204 Humboldt Alton to Fortuna (on gravel bars); Eel River 15 Comment
  UC672944  Polygonum paronychia Joseph P. Tracy 1927-1-15 7836 Humboldt sand dunes near Samoa; Humboldt Bay 6 Comment
  JEPS79957  Polygonum parryi Joseph P. Tracy 1921-5-23 5722 Calaveras valley 3 mi w Avery; Sierra Nevada Mountains 944 Comment
  UC1198095  Polygonum parryi Joseph P. Tracy 1912-7-31 3910 Humboldt Burr Valley Northern Coast Ranges, Buck Mountain (on nw slope of mt., along streamlet) 1066 Comment
  UC1198081  Polygonum persicaria Joseph P. Tracy 1903-10-4 1969 Alameda Strawberry Creek Region about San Francisco Bay, Berkeley 91 Comment
  UC1222328  Polygonum phytolaccifolium Joseph P. Tracy 1950-7-19 19074 Del Norte 1 mi e Chimney Rock (at head of creek); Elk Valley, Blue Creek 1341 Comment
  JEPS79950  Polygonum polystachyum Joseph P. Tracy 1940-10-18 16775 Humboldt Eureka 30 Comment
  UC175846  Polygonum punctatum Joseph P. Tracy 1912-10-20 3993 Humboldt Loleta Pond Northern Coast Ranges, Eel River Valley 15 Comment
  UC1145082  Polypogon interruptus Joseph P. Tracy 1936-6-8 14871 Humboldt Trinidad 9 Comment
  UC526771  Polypogon interruptus Joseph P. Tracy 1927-7-16 8260 Humboldt Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC526772  Polypogon interruptus Joseph P. Tracy 1927-7-16 8259 Humboldt Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC526773  Polypogon interruptus Joseph P. Tracy 1930-6-29 8819 Humboldt lower foothills nw slope Buck Mountain; Northern Coast Ranges, nw slope Buck Mountain 762 Comment
  GH361070  Polypogon maritimus J. P. Tracy 1934-7-9 13351 Unknown Dobbyn Creek 152 Comment
  HSC10833  Polypogon maritimus J. P. Tracy 1933-7-20 12811 Humboldt Along Mad River, near Blue Lake. 15 Comment
  SEINET200577 Image available Polypogon monspeliensis Joseph P. Tracy 1916-5-31 4692 Humboldt Holmes Flat along Eel River from South Fork to Scotia. 61 Comment
  UC1103194  Polypogon monspeliensis Joseph P. Tracy 1918-7-1 4966 Humboldt along Eel River from South Fork to Scotia Holmes Flat; Northern Coast Ranges, along Eel River 60 Comment
  UC1103196  Polypogon monspeliensis J. P. Tracy 1901-7-24 1217 Humboldt streets Eureka; immediate vicinity of Eureka 0 Comment
  POM22927  Polystichum californicum H. H. Tracy 1913-08 s.n. Mendocino Noyo Rier Comment
  UC399294  Polystichum imbricans subsp. curtum H. H. Tracy 1917-1 San Bernardino San Bernardino Mts. Comment
Read comments
Dec 26 2016
  UC469478  Populus fremontii subsp. fremontii Joseph P. Tracy 1931-11-14 9760 Trinity near Big Bar; Northern Coast Ranges, near Big Bar 426 Comment
  UC1196664  Populus trichocarpa Joseph P. Tracy 1922-10-8 6124 Humboldt Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake 30 Comment
  UC1196666  Populus trichocarpa Joseph P. Tracy 1922-10-8 6122 1/2 Humboldt Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake 30 Comment
  UC176692  Populus trichocarpa Joseph P. Tracy 1913-6-22 4261 A Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, valley of Van Duzen River 762 Comment
  JEPS394  Potamogeton foliosus Joseph P. Tracy 1927-8-7 8308 Humboldt Willow Creek; Trinity River Valley 152 Comment
  UC672880  Potamogeton foliosus Joseph P. Tracy 1934-8-14 Humboldt South Fork of Eel River (midway between Miranda and Garberville) 91 Comment
  UC1198684  Potentilla anserina subsp. pacifica Joseph P. Tracy 1933-5-25 12386 Del Norte flats e Crescent City; Elk Valley, e of Crescent City 15 Comment
  UC154225  Potentilla anserina subsp. pacifica Joseph P. Tracy 1907-7-20 2590 Humboldt near Samoa (region about Humboldt Bay); Northern Coast Region, Region about Humboldt Bay 0 Comment
  SEINET11916510  Potentilla glandulosa subsp. reflexa J. P. Tracy 1950-1 19102 Del Norte Elk Valley, at head of Blue Cr. 1 mi E of Chimney Rock 1341 Comment
  HSC18746  Potentilla gracilis J. P. Tracy 1934-6-18 13461 Humboldt Grouse Mtn. 1524 Comment
  UC1198686  Potentilla gracilis var. gracilis Joseph P. Tracy 1914-7-5 4556 Humboldt High Prairie on Bald Mountain Northern Coast Ranges, High Prairie on Bald Mountain 1066 Comment
  UC1196726  Prunella vulgaris var. lanceolata Joseph P. Tracy 1914-5-14 4424 Humboldt Fort Seward; Northern Coast Ranges, Fort Seward 121 Comment
  UC153994  Prunella vulgaris var. lanceolata Joseph P. Tracy 1908-6 2776 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC577391  Prunella vulgaris var. lanceolata Joseph P. Tracy 1937-6-28 15370 Humboldt Trinity River Valley at Willow Creek; Trinity River Valley at Willow Creek 152 Comment
  UC577393  Prunella vulgaris var. lanceolata Joseph P. Tracy 1930-9-13 9183 Humboldt Jacoby Creek Valley 30 Comment
  UC577392  Prunella vulgaris var. vulgaris Joseph P. Tracy 1934-7-14 13403 Humboldt near Blue Lake (along Mad River); , near Blue Lake 15 Comment
  CAS-BOT-BC159980  Prunus emarginata Joseph P. Tracy 1934-9-5 13656 Humboldt Horse Mountain 1402 Comment
  POM161041  Prunus emarginata Joseph P. Tracy 1919-9-24 5296 Humboldt Trinity Summit 1829 Comment
  UC1198770  Prunus emarginata Joseph P. Tracy 1920-4-18 5314 Humboldt around Humboldt Bay (Mad River, near bridge on Trinidad Road); Northern Coast Region, Mad River 15 Comment
  UC154253  Prunus emarginata Joseph P. Tracy 1906-4-15 2402 Humboldt near Blue Lake (on Mad River); Northern Coast Ranges, Mad River 30 Comment
  UC492201  Prunus emarginata Joseph P. Tracy 1932-7-13 10527 Humboldt at Corral Prairie, Trintiy Summit, Klamath Mountains Corral Prairie; Klamath Mountains, Trintiy Summit 1524 Comment
  A346706  Prunus subcordata J. P. Tracy 1936-3-29 14797 Unknown Longvale 365 Comment
  UC666840  Prunus virginiana var. demissa Joseph P. Tracy 1935-8-9 14727 Trinity East Fork of New River 731 Comment
  UC165750  Pseudognaphalium stramineum Joseph P. Tracy 1909-9-19 3089 Humboldt sand dunes of ocean beach at Humboldt Bay Humboldt Bay Comment
  CAS-BOT-BC80113  Pseudotsuga menziesii Joseph P. Tracy 1949-4-3 18278 Humboldt Trinidad 60 Comment
  UC275505  Pseudotsuga menziesii var. menziesii Joseph P. Tracy 1923-6-28 6424 Trinity near Cedar Flat Bridge Trinity River; Northern Coast Ranges 304 Comment
  UC502919  Pseudotsuga menziesii var. menziesii Joseph P. Tracy 1932-3-19 9789 Humboldt Blus Slide on Van Duzen River Northern Coast Ranges, Van Duzen River 91 Comment
  JEPS40497  Psilocarphus brevissimus var. brevissimus Joseph P. Tracy 1940-7-7 16674 Humboldt Grouse Mountain 1554 Comment
  UC673081  Psilocarphus brevissimus var. brevissimus Joseph P. Tracy with Dr. F. W. Pennell 1940-7-7 16674 Humboldt Grouse Mt. 1554 Comment
  UC165838  Psilocarphus oregonus Joseph P. Tracy 1908-6 2798 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC1223163  Psilocarphus tenellus Joseph P. Tracy 1941-6-29 16953 Trinity Hettenshaw Valley 944 Comment
  UC1199361  Psilocarphus tenellus Joseph P. Tracy 1915-6-27 4661 Humboldt near Carlotta; Northern Coast Ranges, Yager Creek 60 Comment
  RSA167319  Psilocarphus tenellus var. tenellus Joseph P. Tracy 1942-7-26 17293 Humboldt Valley of South Yager Creek, at an old millsite one mile north of Redwood House. 610 Comment
  UC162733  Pyrola picta Joseph P. Tracy 1911-7-7 3437 Humboldt Brannan Mountain, viz. Ridge North of Willow Creek, between Willow and Campbell Creeks near the Summit 1219 Comment
  UC1197568  Pyrola picta Joseph P. Tracy 1908-7-30 2777 Humboldt Northwest slope pf Buck Mountain 914 Comment
  A343397  Quercus X morehus J. P. Tracy 1936-10-11 15198 Unknown Ten Mile River, 6 miles northwest of Laytonville 457 Comment
  UC1196364  Quercus X morehus Joseph P. Tracy 1938-11-26 16180 Mendocino 6 mi nw Laytonville; Ten-mile River 457 Comment
  UC709464  Quercus X morehus Joseph P. Tracy 1941-6-15 16915 Humboldt Panther Gap; on Bull Creek-Mattole Rd 762 Comment
  UC55941  Quercus berberidifolia J. P. Tracy 1902-5-21 1569 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moores Creek 457 Comment
  RSA178558  Quercus chrysolepis Joseph P. Tracy 1950-8-4 19256 Humboldt Summit of ridge northeast of the lookout station, Grasshopper Peak (in Bull Creek State Park) at head of Canoe Creek. Comment
  A344839  Quercus durata J. P. Tracy 1938-6-2 15799 Unknown Round Valley, Foothills at south side of valley 609 Comment
  UC1196519  Quercus garryana Joseph P. Tracy Jul 21 1905-Aug 16 1905 2354 Lake Elk Mountain, n Lake County Northern Coast Ranges 1219 Comment
  UC667987  Quercus garryana Joseph P. Tracy 1938-6-13 15915 Humboldt Cold Springs Grouse Mountain 1432 Comment
  UC502988  Quercus kelloggii Joseph P. Tracy 1928-9-30 8510 Humboldt near Bridgeville; Northern Coast Ranges 304 Comment
  UC1225942  Quercus sadleriana Joseph P. Tracy 1947-8-24 17909 Humboldt near Box Camp; Trinity Summit 1524 Comment
  UC1196529  Quercus vacciniifolia Joseph P. Tracy 1949-8-26 18526 1/2 Humboldt 2 mi e Grove's Prairie; North Coast Ranges, Trinity Summit 1524 Comment
  UC1196539  Quercus vacciniifolia Joseph P. Tracy 1932-7-18 10721 Humboldt Head of Brett Hole Klamath Mountains, Trinity Summit 1828 Comment
  UC526742  Quercus vacciniifolia Joseph P. Tracy 1934-7-31 13541 Del Norte 3 mi e Gasquet (at 18-mile Creek, along Smith River); Smith River, 18-mile Creek 152 Comment
  UC1222294  Quercus wislizeni Joseph P. Tracy 1950-6-15 18796 Humboldt 7 mi n Harris; Mail Ridge Comment
  UC275586  Quercus wislizeni Joseph P. Tracy 1923-10-14 6578 Humboldt North Dobbyn Creek Northern Coast Ranges 152 Comment
  JEPS36561  Rafinesquia californica Joseph P. Tracy 1921-5-22 5709 Calaveras at crossing of Copperopolis-Sonora Road <across> Stanislaus River; , foothill region Calaveras County 152 Comment
  UC164828  Rafinesquia californica J. P. Tracy May 28 1902-Jun 2 1902 1642 Lake 6 mi nw Lakeport (in hill about Scotts Valley); Scotts Valley 426 Comment
  UC1196259  Ranunculus alismifolius Joseph P. Tracy 1912-7-31 3905 Humboldt Burr Valley Northern Coast Ranges, Buck Mountain (nw slope of mt.) 1066 Comment
  UC1103005  Ranunculus aquatilis var. capillaceus Joseph P. Tracy 1936-6-17 14951 Humboldt Buck Mountain; lower foothills of nw slope 762 Comment
  UC162340  Ranunculus aquatilis var. capillaceus Joseph P. Tracy 1911-7-10 3486 Humboldt near mouth of Willow Creek; Northern Coast Ranges, valley of Trinity River 152 Comment
  UC13951  Ranunculus californicus J. P. Tracy 1901-12-13 1289 Alameda hills near Berkeley; Region about San Francisco Bay 182 Comment
  UC503024  Ranunculus californicus Joseph P. Tracy 1932-5-10 9965 Humboldt Mattole River North Coast Region, Mattole River 15 Comment
  UC1103011  Ranunculus flammula J. P. Tracy 1901-5-12 1080 Humboldt immediate vicinity of Eureka 0 Comment
  UC552284  Ranunculus flammula Joseph P. Tracy 1934-7-30 13499 Humboldt along coast in front of South End of Stone Lagoon; Dry Lagoon 3 Comment
  UC1196273  Ranunculus hebecarpus Joseph P. Tracy 1921-5-12 5528 Lake near Lakeport; Northern Coast Ranges 426 Comment
Read comments
Nov 12 2007
  UC1196269  Ranunculus muricatus J. P. Tracy 1907-6-10 2566 Humboldt Immediate vicinity of Eureka 0 Comment
  UC1196231  Ranunculus occidentalis Joseph P. Tracy 1934-4-8 13173 Humboldt between Miranda and Redway; North Coast Ranges, South Fork of Eel River 91 Comment
  UC162860  Ranunculus occidentalis J. P. Tracy 1900-5-30 826 Humboldt Immediate vicinity of Eureka 0 Comment
  UC249650  Ranunculus occidentalis Joseph P. Tracy 1922-4-30 5988 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  SEINET200318  Ranunculus occidentalis var. rattanii J. P. Tracy 1902-5-22 1631 Napa Hills at head of Moore's Creek 3-4 mi E of Angwin's Howell Mtn Northern Coast Ranges 366 Comment
  JEPS79960  Ranunculus orthorhynchus var. orthorhynchus Joseph P. Tracy 1922-5-21 6050 Humboldt Fieldbrook Northern Coast Ranges 60 Comment
  UC1196247  Ranunculus orthorhynchus var. orthorhynchus Joseph P. Tracy 1911-6-30 3273 Humboldt near Hydesville; Northern Coast Region 60 Comment
  JEPS5881  Ranunculus repens Joseph P. Tracy 1938-5-8 15740 Humboldt 4 mi e Carlotta 30 Comment
  UC1196221  Ranunculus repens Joseph P. Tracy 1918-4-7 4868 Humboldt Little River Northern Coast Ranges (mouth) 30 Comment
  UC162790  Ranunculus uncinatus J. P. Tracy 1901-6-10 1137 Humboldt Immediate vicinity of Eureka 0 Comment
  UC503040  Ranunculus uncinatus Joseph P. Tracy 1928-4-29 8419 Humboldt Prairie Creek Northern Coast Ranges 152 Comment
  UC1197990  Rhamnus californica Joseph P. Tracy 1903-9-8 1956 Alameda Berkeley Hills San Francisco Bay Region 304 Comment
  UC1222628  Rhamnus californica Joseph P. Tracy 1950-6-18 18848 Humboldt near Petrolia (hills between town and ocean) Comment
  UC709447  Rhamnus californica subsp. occidentalis Joseph P. Tracy 1941-9-4 17012 Humboldt along Trinity Highway Willow Creek Canyon 609 Comment
  UC249597  Rhamnus ilicifolia Joseph P. Tracy 1921-9-4 5959 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1197984  Rhamnus purshiana J. P. Tracy 1901-8-11 1276 Humboldt immediate vicinity Eureka 0 Comment
  UC902200  Rhamnus purshiana Joseph P. Tracy 1947-7-5 17818 Humboldt Box Camp Trinity Summit 1463 Comment
  UC668154  Rhamnus tomentella subsp. crassifolia Joseph P. Tracy 1938-6-2 15790 Mendocino s side Round Valley (in foothills) 441 Comment
  UC1197788  Rhododendron occidentale Joseph P. Tracy 1938-6-16 15943 Humboldt Trinidad 60 Comment
  UC604659  Rhododendron occidentale Joseph P. Tracy 1938-6-16 15946 Humboldt Trinidad 60 Comment
  JEPS66266  Rhus trilobata Joseph P. Tracy 1926-5-31 7525 Trinity near Cedar Flat (on Trinity River); Northern Coast Ranges, Trinity River 304 Comment
  UC492203  Ribes binominatum Joseph P. Tracy 1932-7-13 10487 Humboldt near Corral Prairie; Klamath Mountains, Trinity Summit 1524 Comment
  UC902080  Ribes bracteosum Joseph P. Tracy 1948-9-5 18165 Humboldt ne Hawkin's Bar; Trinity Summit Range, Happy Camp Mountain 1280 Comment
  GH380134  Ribes cereum J. P. Tracy 1940-6-25 16649 Unknown Ebbet's Pass Highway, two miles west of the pass 2590 Comment
  SEINET12220062  Ribes divaricatum J. P. Tracy 1950-1 18620 Trinity 10 mi SE of Dinsmore (about 4 mi SE of Kuntz), Van Duzen River, 4 mi SE of Low Gap 792 Comment
  JEPS25432  Ribes divaricatum var. pubiflorum Joseph P. Tracy 1941-4-3 16831 Mendocino Longvale 365 Comment
  RSA152409  Ribes inerme Joseph P. Tracy 1941-3-26 16813 Humboldt Lack Pond: in Trinity River Valley, opposite mouth of Willow Creek. 152 Comment
  A380279  Ribes lacustre J. P. Tracy 1932-7-16 10623 Unknown In fir woods near Corral Prairie 1524 Comment
  UC1198925  Ribes lobbii Joseph P. Tracy 1936-8-8 15139 Humboldt ne Hawkins Bar.; Trinity Summit Range, Happy Camp Mountain 1280 Comment
  UC183575  Ribes lobbii Joseph P. Tracy 1913-6-17 4189 Humboldt near the summit Buck Mountain; Northern Coast Ranges 1676 Comment
  UC492202  Ribes lobbii Joseph P. Tracy Jul 16 1930-Jul 19 1930 8907 Humboldt near McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  POM214934  Ribes marshallii Joseph P. Tracy 1932-7-15 10592 Humboldt Ridges east of Corral Prairie; Trinity Summit Comment
  UC519248  Ribes marshallii Joseph P. Tracy 1932-7-15 10592 Humboldt ridges e of Corral Prairie (Klamath Mountains, Trinity Summit); Klamath Mountains, Trinity Summit 1828 Comment
  GH380455  Ribes menziesii J. P. Tracy 1948-3-6 17953 Unknown Trinidad 60 Comment
  JEPS49222  Ribes menziesii Jos. P. Tracy 1909-2-14 2941 Humboldt Eureka 0 Comment
  UC1198935  Ribes menziesii Joseph P. Tracy 1913-3-9 4021 Humboldt near Hydesville; Northern Coast Region 60 Comment
  RSA0021768  Ribes menziesii Joseph P. Tracy 1948-3-6 17953 Humboldt Trinidad. 61 Comment
  JEPS49190  Ribes roezlii Joseph P. Tracy 1923-3-17 6159 Humboldt Garberville Northern Coast Ranges 121 Comment
  UC1198946  Ribes roezlii Joseph P. Tracy 1931-3-29 9326 Mendocino Longvale North Coast Ranges 457 Comment
  UC1222371  Ribes roezlii Joseph P. Tracy 1950-4-20 18621 Trinity 10 mi se of Dinsmore's ((about 4 1/2 mi se of Kuntz), 4 mi se of Low Gap); Van Duzen River 792 Comment
  UC183753  Ribes roezlii Joseph P. Tracy 1913-3-9 4012 Humboldt near Hydesville; Northern Coast Region, Van Duzen River 60 Comment
  CAS-BOT-BC198937  Ribes roezlii var. roezlii Joseph P. Tracy 1937-3-27 15240 Humboldt Near Blue Lake, along Mad River 15 Comment
  UC492210  Ribes sanguineum var. glutinosum Joseph P. Tracy 1932-8-27 10759 Humboldt Alton North Coast Ranges, Van Duzen River 30 Comment
  UC667051  Ribes sanguineum var. glutinosum Joseph P. Tracy 1933-3-26 10943 Humboldt Big Lagoon 60 Comment
  JEPS34905  Rigiopappus leptocladus Joseph P. Tracy 1933-5-30 12428 Mendocino on highway 8 mi nw of Cloverdale near McDonald's Junction; North Coast Ranges 457 Comment
  UC1199150  Rigiopappus leptocladus Joseph P. Tracy 1921-5-12 5534 Lake near Lakeport; Northern Coast Ranges 426 Comment
  UC165852  Rigiopappus leptocladus J. P. Tracy 1902-5-15 1473 Napa 3 to 4 mi e Angwin's (Head of Moores Creek); Howell Mountain, Moores Creek 457 Comment
  UC166086  Rigiopappus leptocladus J. P. Tracy 1905-7-5 2207 1/2 Napa 3 to 4 mi e Angwin's (head of Moores Creek); Howell Mountain, Moores Creek 365 Comment
  UC249829  Rigiopappus leptocladus Joseph P. Tracy 1923-6-30 6443 Trinity on Weaverville Road near summit Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UC581800  Rigiopappus leptocladus Joseph P. Tracy 1933-5-30 12428 Mendocino 8 mi nw Cloverdale (near McDonald's Junction, on highway); North Coast Ranges 457 Comment
  RSA168871  Rigiopappus leptocladus Joseph P. Tracy 1950-7-6 18996 Humboldt Two miles south of Burr Valley on the Albee Road. 1159 Comment
  UC1199149  Rigiopappus leptocladus Joseph P. Tracy 1916-6-19 4737 Humboldt near Alder Point; Northern Coast Ranges, Cahto Creek 152 Comment
  UC1222908  Rigiopappus leptocladus Joseph P. Tracy 1948-6-13 18059 Humboldt 3 mi w Harris 762 Comment
  JEPS1248  Romanzoffia californica Joseph P. Tracy 1923-4-29 6196 Humboldt Kneeland Prairie 762 Comment
  JEPS53849  Rorippa curvisiliqua Joseph P. Tracy 1916-5-31 4693 Humboldt along Eel River from South Fork to Scotia (Holmes Flat); Northern Coast Ranges, Eel River, Holmes Flat 60 Comment
  UC1222650  Rorippa curvisiliqua Joseph P. Tracy 1950-7-6 19021 Humboldt 3 mi s Burr Valley (high meadow on w side Buck Mountain, Valley on the Albee Road); high meadow on w side Buck Mountain, s Burr Valley 1158 Comment
  UC161585  Rorippa curvisiliqua Joseph P. Tracy 1909-6-13 2992 Humboldt Mad River at Blue Lake; Northern Coast Ranges, Mad River at Blue Lake 30 Comment
  CAS-BOT-BC147437  Rosa californica Joseph P. Tracy 1941-6-29 16965 Humboldt Buck Mountain 762 Comment
  POM161058  Rosa californica Joseph P. Tracy 1923-9-16 6550 Humboldt Trinity River Valley, Near the south fork Comment
  UC183752  Rosa eglanteria Joseph P. Tracy 1912-8-4 3981 Humboldt near Hydesville; Northern Coast Region 60 Comment
  JEPS45670  Rosa gymnocarpa Joseph P. Tracy 1923-5-31 6241 Humboldt Eureka Northern Coast Ranges 0 Comment
  GH346162  Rosa pisocarpa J. P. Tracy 1941-6-29 16946 Unknown Hettenshaw Valley 944 Comment
  GH346163  Rosa pisocarpa J. P. Tracy 1933-7-25 12898 Unknown Grouse Mt. 1524 Comment
  UC154203  Rosa pisocarpa Joseph P. Tracy 1908-6 2873 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC154202  Rubus parviflorus Joseph P. Tracy 1908-6 2732 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC1225779  Rumex occidentalis Joseph P. Tracy 1948-9-12 18208 Humboldt Box Camp Trinity Summit 1463 Comment
  UC169305  Rupertia physodes Joseph P. Tracy 1912-7-31 3949 Humboldt open woods near summit of Buck Mountain; Northern Coast Ranges Comment
  CAS-BOT-BC239838  Rytidosperma penicillatum Joseph P. Tracy 1942-6-28 17267 Humboldt At Hungry Hollow, on Bald Mountain 609 Comment
  UC161048  Sagina decumbens subsp. occidentalis Joseph P. Tracy 1905-4-30 2172 Humboldt sand dunes of Ocean Beach; Northern Coast Region, Humboldt Bay, Ocean Beach Comment
  UC668104  Sagina decumbens subsp. occidentalis Joseph P. Tracy 1936-6-3 14851 Humboldt Trinity R. Valley at Willow Creek; Trinity R. Valley, Willow Creek 152 Comment
  UC1196689  Salix delnortensis Joseph P. Tracy 1932-9-24 10854 Del Norte Gasquet Northern Coast Ranges 91 Comment
  UC1196692  Salix delnortensis Joseph P. Tracy 1932-10-23 10881 Del Norte near Gasquet; Northern Coast Ranges, 18-Mile Creek 121 Comment
  UC1173613  Salix eastwoodiae Joseph P. Tracy 1935-7-26 14264 Humboldt meadows at Water Dog Lakes; Trinity Summit 1828 Comment
  JEPS14753  Salix exigua Joseph P. Tracy 1932-6-14 10151 Humboldt at Willow Creek Trinity River Valley; Northern Coast Region 152 Comment
  JEPS14785  Salix exigua Joseph P. Tracy 1933-5-19 12203 Humboldt Alton to Fortuna (Eel River); Northern Coast Region, Eel River 15 Comment
  UC1196561  Salix exigua J. P. Tracy 1900-9-9 943 Humboldt Yager Creek near Hydesville (along a slough) 91 Comment
  UC1196603  Salix exigua var. hindsiana Joseph P. Tracy 1935-8-18 14742 Sonoma along creek w of Knight's Valley; Northern Coast Ranges 152 Comment
  UC490515  Salix exigua var. hindsiana Joseph P. Tracy 1932-5-8 9899 Sonoma Geyserville; Northern Coast Ranges Comment
  UC490567  Salix exigua var. hindsiana Joseph P. Tracy 1932-6-14 10149 Humboldt at Willow Creek Trinity River valley; Northern Coast Ranges 152 Comment
  UC490574  Salix exigua var. hindsiana Joseph P. Tracy 1932-7-31 10289 Humboldt along Eel R. from S. Fork to Scotia (mouth of Larrabee Creek); Northern Coast Ranges 60 Comment
  CAS-BOT-BC107722  Salix hookeriana Joseph P. Tracy 1936-10-24 15203 Humboldt Fortuna, on bank of Eel River 15 Comment
  HSC20071  Salix hookeriana J. P. Tracy, H. E. Parks 1931-3-26 904 Humboldt Lower Van Duzen River near Alton Comment
  JEPS12929  Salix hookeriana Joseph P. Tracy 1931-4-4 9329 Humboldt near Samoa; Northern Coast Region, Humboldt Bay 6 Comment
  JEPS12961  Salix hookeriana Joseph P. Tracy 1931-8-23 9622 Humboldt sand dunes near Samoa; Northern Coast Region, Humboldt Bay 6 Comment
  JEPS13090  Salix hookeriana Joseph P. Tracy 1936-10-24 15202 Humboldt Fortuna 15 Comment
  JEPS14758  Salix hookeriana Joseph P. Tracy 1926-1-10 7345 Humboldt Carlotta; Northern Coast Ranges 60 Comment
  JEPS38443  Salix hookeriana J. P. Tracy 1906-4-12 2401 Humboldt Immediate vicinity of Eureka 0 Comment
  POM219354  Salix hookeriana Joseph P. Tracy 1931-4-4 9330 Humboldt Near Samoa. On Humboldt Bay. 6 Comment
  UC1173588  Salix hookeriana Joseph P. Tracy 1937-7-27 15508 Humboldt Lindsay Creek Mad River (mouth) 15 Comment
  UC1196548  Salix hookeriana Joseph P. Tracy 1926-1-10 7344 Humboldt Carlotta Northern Coast Ranges, Carlotta 60 Comment
  UC1196551  Salix hookeriana Joseph P. Tracy 1940-5-18 16570 Del Norte Lake Earl; moist place in sand dunes 6 Comment
  UC1225791  Salix hookeriana Joseph P. Tracy 1948-4-4 17958 Humboldt sand dunes near Samoa; Humboldt Bay 6 Comment
  UC469111  Salix hookeriana Joseph P. Tracy 1931-8-23 9619 Humboldt sand dunes near Samoa; Northern Coast Region, Humboldt Bay 6 Comment
  UC469112  Salix hookeriana Joseph P. Tracy 1931-8-23 9620 Humboldt sand dunes near Samoa; Northern Coast Region, on Humboldt Bay 6 Comment
  UC469113  Salix hookeriana Joseph P. Tracy 1931-8-23 9623 Humboldt sand dunes near Samoa (on Humboldt Bay); Northern Coast Region, Humboldt Bay 6 Comment
  UC470425  Salix hookeriana Joseph P. Tracy 1931-10-3 9710 Humboldt Blue Slide Northern Coast Ranges, Van Duzen River 91 Comment
  UC470426  Salix hookeriana Joseph P. Tracy 1931-11-15 9762 Humboldt Alton to Fortuna (on gravel bars); Northern Coast Region, Eel River 15 Comment
  UC470438  Salix hookeriana Joseph P. Tracy 1931-9-19 9674 Humboldt on Van Duzen R. Alton; Northern Coast Region, , Van Duzen R. 30 Comment
  UC490457  Salix hookeriana Joseph P. Tracy 1932-5-10 9953 Humboldt Mattole R. near Petrolia; North Coast Region, Mattole R. 15 Comment
  SEINET8144957 Image available Salix hookeriana J. P. Tracy 1931-1 9616 Unknown Comment
  JEPS14791  Salix jepsonii Joseph P. Tracy 1933-7-16 12773 Humboldt meadow at McKay Camp S. Fork Mt.; Northern Coast Ranges 1676 Comment
  JEPS12977  Salix laevigata Joseph P. Tracy 1931-10-18 9737 Humboldt on Eel River Camp Grant; Northern Coast Ranges 60 Comment
  POM167575  Salix laevigata Joseph P. Tracy 1902-4-17 1380 Alameda Hills near Berkeley. 91 Comment
  UC490516  Salix laevigata Joseph P. Tracy 1932-7-31 10290 Humboldt along Eel River at mouth of Larrabee Creek; North Coast Ranges, Eel River 30 Comment
  UC1196577  Salix lasiandra subsp. lasiandra J. P. Tracy 1901-3-31 995 Humboldt immediate vicinity Eureka 0 Comment
  UC1196593  Salix lasiandra subsp. lasiandra Joseph P. Tracy 1903-10-4 1974 Alameda near bridge above U.C. Strawberry Creek; Berkeley Hills, Strawberry Creek 121 Comment
  UC495617  Salix lasiandra subsp. lasiandra Joseph P. Tracy 1931-10-30 10903 Humboldt Alton to Fortuna (Eel R.); Northern Coast Region, Eel R. 15 Comment
  JEPS13069  Salix lasiandra var. lasiandra Joseph P. Tracy 1926-9-6 7793 Trinity Sharber Slough Northern Coast Ranges 182 Comment
  CAS-BOT-BC107579  Salix lasiolepis Joseph P. Tracy; Carleton R. Ball; Harold E. Parks 1932-5-12 1233 Humboldt Floodplain of the Van Duzen River, 1 1/2 miles east of Alton 30 Comment
  CAS-BOT-BC107585  Salix lasiolepis Joseph P. Tracy; Carleton R. Ball; Harold E. Parks 1932-5-12 1244 Humboldt Floodplain of Van Duzen River at Blue Slide 91 Comment
  CAS-BOT-BC107586  Salix lasiolepis Joseph P. Tracy; Carleton R. Ball; Harold E. Parks 1932-5-17 1317 Humboldt On banks of Redwood Creek, at Berry's, on Trinity Highway 274 Comment
  CAS-BOT-BC107600  Salix lasiolepis Joseph P. Tracy 1933-3-19 10931 Humboldt Blue Slide, on Van Duzen River 91 Comment
  CAS-BOT-BC107604  Salix lasiolepis Joseph P. Tracy; Harold E. Parks; Carleton R. Ball 1932-5-12 1236 Humboldt Gravelly floodplain of the Van Duzen River at Blue Slide 91 Comment
  CAS-BOT-BC107608  Salix lasiolepis Joseph P. Tracy; Harold E. Parks; Carleton R. Ball 1932-5-17 1323 Humboldt On west slpe of Berry's Mountain, east of Redwood Creek, on Trinity Highway 762 Comment
  HSC20017  Salix lasiolepis J. P. Tracy 1933-4-9 10968 Humboldt Bridgeville, along Van Duzen River 229 Comment
  JEPS12948  Salix lasiolepis Joseph P. Tracy 1932-3-6 9776 Humboldt at Willow Creek Trinity River Valley; Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1173618  Salix lasiolepis Joseph P. Tracy 1936-3-29 14796 Mendocino Outlet Creek Longvale 365 Comment
  UC1196654  Salix lasiolepis J. P. Tracy 1902-4-4 1339 Alameda hills near Berkeley; Region about San Francisco Bay 121 Comment
  UC176177  Salix lasiolepis Joseph P. Tracy 1912-7-26 3840 Humboldt Kneeland Prairie, Lawrence Creek Northern Coast Ranges, Kneeland Prairie, Lawrence Creek 762 Comment
  UC469406  Salix lasiolepis Joseph P. Tracy 1927-3-27 7867 Humboldt at Berry's Redwood Creek; Northern Coast Ranges, Redwood Creek 274 Comment
  UC469421  Salix lasiolepis Joseph P. Tracy 1930-6-15 8737 Humboldt near Bosworth's; Northern Coast Ranges, Larrabee Creek 457 Comment
  UC469422  Salix lasiolepis Joseph P. Tracy 1931-5-30 9506 Del Norte gravel bars 5 mi above river mouth; Northern Coast Region, Smith River 15 Comment
  UC469423  Salix lasiolepis Joseph P. Tracy 1931-8-16 9613 Humboldt vicinity of Garberville; Northern Coast Ranges 121 Comment
  UC490470  Salix lasiolepis Joseph P. Tracy 1932-9-5 10770 Humboldt Mattole R. near Petrolia; North Coast Region, Mattole R. 15 Comment
  UC490537  Salix lasiolepis Joseph P. Tracy 1932-7-18 10714 Humboldt head of Brett Hole; Klamath Mts., Trinity Summit 1828 Comment
  UC490549  Salix lasiolepis Joseph P. Tracy 1932-4-24 9804 Humboldt between Miranda and Redway (S. Fork Eel R.); North Coast Ranges, S. Fork Eel R. 91 Comment
  UC506341  Salix lasiolepis Joseph P. Tracy 1933-4-9 10967 Humboldt Bridgeville, along Van Duzen River 228 Comment
  UC506371  Salix lasiolepis Joseph P. Tracy 1933-5-1 12147 Mendocino 7 mi NW of: Ten-Mile River Laytonville 457 Comment
  UC506373  Salix lasiolepis Joseph P. Tracy 1933-4-9 10965 Humboldt Bridgeville 228 Comment
  UC519330  Salix lasiolepis Joseph P. Tracy 1933-5-20 12266 Humboldt Mattole River, near Petrolia 15 Comment
  UC526717  Salix lasiolepis Joseph P. Tracy 1934-7-9 13356 Humboldt Dobbyn Creek Northern Coast Ranges, Dobbyn Creek 152 Comment
  SEINET8150729 Image available Salix lasiolepis J. P. Tracy 1927-1 7887 Unknown Comment
  A383882  Salix lasiolepis var. sandbergii J. P. Tracy 1933-5-14 12184 Unknown Longvale 365 Comment
  POM214862  Salix lasiolepis var. sandbergii Joseph P. Tracy 1933-4-2 10959 Humboldt Berry's Mountain. On Trinity Hwy. E of Redwood Creek. 762 Comment
  RSA178541  Salix lasiolepis var. sandbergii Joseph P. Tracy 1950-4-20 18624 Trinity Van Duzen River. 10 miles SE of Dinsmore's. About 4 miles SE of Kuntz. 610 Comment
  POM161053  Salix lucida subsp. lasiandra Joseph P. Tracy 1926-9-6 7793 Trinity Sharber Slough. 183 Comment
  CAS-BOT-BC125632  Salix melanopsis Joseph P. Tracy 1931-9-7 9647 Humboldt Trinity River Valley, at Willow Creek 152 Comment
  JEPS12970  Salix melanopsis Joseph P. Tracy 1931-9-19 9682 Humboldt Van Duzen River Alton; Northern Coast Region 30 Comment
  UC1196570  Salix melanopsis Joseph P. Tracy 1932-7-31 10292 Humboldt at mouth of Larrabee Creek Eel R.; Northern Coast Ranges, Eel R. 60 Comment
  UC162649  Salix melanopsis Joseph P. Tracy 1911-7-4 3295 Humboldt near its mouth Willow Creek; Northern Coast Ranges, Willow Creek - tributary of Trinity R 182 Comment
  UC162708  Salix melanopsis Joseph P. Tracy 1911-7-4 3295 Humboldt Willow Creek near mouth <of> Trinity R.; Northern Coast Ranges, Willow Creek - tributary of Trinity R 182 Comment
  UC212984  Salix melanopsis Joseph P. Tracy 1920-5-31 5334 Humboldt mouth of Yager Creek; Northern Coast Region, Yager Creek 30 Comment
  UC469455  Salix melanopsis Joseph P. Tracy 1931-9-7 9644 Humboldt at Willow Creek Trinity R. Valley; Northern Coast Ranges, , Willow Creek 152 Comment
  UC469456  Salix melanopsis Joseph P. Tracy 1931-9-7 9632 Humboldt Trinity R. Valley at Willow Creek Bridge; Northern Coast Ranges, Trinity R Valley, Willow Creek 152 Comment
  UC470452  Salix melanopsis Joseph P. Tracy 1931-9-7 9646 Humboldt Trinity R. Valley at Willow Creek; Northern Coast Ranges, Trinity R. Valley, Willow Creek 152 Comment
  UC470453  Salix melanopsis Joseph P. Tracy 1931-9-7 9646 Humboldt Trinity R. Valley at Willow Creek; Northern Coast Ranges, Trinity R. Valley, Willow Creek 152 Comment
  UC519360  Salix melanopsis Joseph P. Tracy 1933-6-7 12512 Humboldt on Van Duzen R. Blue Slide; Northern Coast Ranges, Van Duzen R. 91 Comment
  SEINET12893483 Image available Salix melanopsis J. P. Tracy 1931-1 9646 Unknown Comment
  UC212993  Salix purpurea Joseph P. Tracy 1919-5-25 5137 Humboldt Ryan's Slough Northern Coast Ranges, Humboldt Bay, Ryan's Slough 15 Comment
  JEPS13084  Salix scouleriana Joseph P. Tracy 1936-2-2 14767 Humboldt vicinity of Carlotta 30 Comment
  POM160284  Salix scouleriana Joseph P. Tracy 1926-7-25 7753 Humboldt Big Lagoon 6 Comment
  UC1173576  Salix scouleriana Joseph P. Tracy 1936-2-2 14767 Humboldt vicinity of Carlotta 30 Comment
  UC1173583  Salix scouleriana Joseph P. Tracy 1935-7-26 14256 Humboldt at Water-dog Lakes Trinity Summit 1889 Comment
  UC1173623  Salix scouleriana Joseph P. Tracy 1935-3-8 13731 Humboldt alont Trinity Hwy. Willow Creek Canyon 304 Comment
  UC1173628  Salix scouleriana Joseph P. Tracy 1936-2-2 14769 Humboldt vicinity of Carlotta 30 Comment
  UC1196700  Salix scouleriana Joseph P. Tracy 1912-2-25 3558 Humboldt at Eureka Northern Coast Region, Eureka 0 Comment
  UC275521  Salix scouleriana Joseph P. Tracy 1924-7-4 6716 Humboldt at Hungry Hollow Bald Mt.; Northern Coast Ranges 762 Comment
  UC519354  Salix scouleriana Joseph P. Tracy 1933-7-11 12706 Humboldt Grouse Mt.; North Coast Ranges, Grouse Mt. 1524 Comment
  UC519359  Salix scouleriana Joseph P. Tracy 1933-7-15 12750 Trinity S.Fork Mt.; Northern Coast Ranges, S.Fork Mt. 1645 Comment
  GH384630  Salix sitchensis J. P. Tracy 1936-6-18 14976 Unknown Longvale, along Outlet Creek 365 Comment
  HSC20100  Salix sitchensis J. P. Tracy 1933-3-19 10930 Humboldt Blue Slide, Van Duzen River 91 Comment
  JEPS14763  Salix sitchensis Joseph P. Tracy 1932-8-27 10745 Humboldt on Van Duzen River Blue Slide; Northern Coast Ranges 91 Comment
  UC1196714  Salix sitchensis Joseph P. Tracy 1933-5-20 12265 Humboldt Mattole R. near Petrolia; North Coast Region, Mattole R. 15 Comment
  UC1196716  Salix sitchensis Joseph P. Tracy 1926-2-21 7362 Humboldt on Van Duzen R. Blue Slide; Northern Coast Ranges, Van Duzen R., Blue Slide 91 Comment
  UC1196724  Salix sitchensis Joseph P. Tracy 1926-2-21 7356 Humboldt on Van Duzen R. Blue Slide; Northern Coast Ranges, Van Duzen R., Blue Slide 91 Comment
  UC1199054  Salix sitchensis Joseph P. Tracy 1938-7-31 16088 Humboldt head of Willow Creek (along Trinity Hwy.); Willow Creek Canyon, Willow Creek 762 Comment
  UC203992  Salix sitchensis Joseph P. Tracy 1918-4-13 4869 Humboldt Jacoby Creek Quarry; Northern Coast Ranges, Jacoby Creek Quarry 91 Comment
  UC506365  Salix sitchensis Joseph P. Tracy 1933-4-8 10985 Del Norte near Gasquet; Northern Coast Ranges 91 Comment
  UC506372  Salix sitchensis Joseph P. Tracy 1933-5-7 12154 Humboldt Alton to Fortuna (Eel R.); Northern Coast Region, Eel R. 15 Comment
  UC709434  Salix sitchensis Joseph P. Tracy 1941-8-27 17036 Humboldt forest near McKay camp; S. Fork Mt. 1676 Comment
  UC1196608  Salix tracyi Joseph P. Tracy 1926-8-12 7761 Humboldt Redwood Creek, at Berry's 274 Comment
  UC585975  Salpichroa origanifolia Joseph P. Tracy 1933-8-22 12972 Humboldt Eureka; Northern Coast Ranges 0 Comment
  JEPS13395  Sambucus racemosa var. racemosa Joseph P. Tracy 1933-7-15 12752 Trinity 8-Mile Ridge Northern Coast Ranges, South Fork Mountain (head) 1645 Comment
  UC1199042  Sanguisorba annua Joseph P. Tracy 1936-6-17 14974 Humboldt at crossing road from Bridgeville to Trinity Co. Little Van Duzen River 713 Comment
  UC154052  Sanicula arctopoides J. P. Tracy 1900-6-5 852 Humboldt immediate vicinity of Eureka (at Bucksport); Bucksport 0 Comment
  CAS-BOT-BC223253  Sanicula bipinnatifida Joseph P. Tracy 1938-7-4 15985 Humboldt Valley of South Yager Creek 762 Comment
  UC1197107  Sanicula bipinnatifida J. P. Tracy 1899-6-26 410 Napa 3-4 mi e of Angwin's (Howell Mountain, Head of Moore's Creek); Howell Mountain, Moore's Creek 365 Comment
  UC1197100  Sanicula crassicaulis Joseph P. Tracy 1927-5-15 8034 Humboldt Trinity River Valley near the South Fork; Trinity River Valley 182 Comment
  UC32528  Sanicula crassicaulis J. P. Tracy 1900-4-14 711 Alameda Hills near Berkeley (San Francisco Bay Region, UC Campus); San Francisco Bay Region, UC Campus 91 Comment
  UC1197091  Sanicula graveolens Joseph P. Tracy 1932-7-13 10528 Humboldt Trinity Summit, at Corral Prairie Corral Prairie; Trinity Summit, Corral Prairie 1584 Comment
  UC709386  Sanicula laciniata Joseph P. Tracy 1941-4-3 16833 Mendocino 1/2 mi s of Humboldt-Mendocino County Line (Northern Coast Ranges, South Fork of Eel River); Northern Coast Ranges, South Fork Eel River 152 Comment
  UC1197085  Sanicula laciniata Joseph P. Tracy 1923-6-20 6343 Humboldt Northern Coast Ranges, Garberville Garberville; Northern Coast Ranges, Garberville 121 Comment
  UC642320  Sanicula laciniata Joseph P. Tracy 1927-5-8 7961 Humboldt along South Fork of Eel River, Miranda South Fork Eel River; , Miranda 121 Comment
  UC1197325  Sanicula tracyi Joseph P. Tracy 1908-6-30 Humboldt nw slope Buck Mtn; North Coast Ranges 762 Comment
  UC1222809  Sanicula tracyi Joseph P. Tracy 1950-4-20 18606 Humboldt opposite Buck Mountain (Dinsmore's, along Van Duzen River); along Van Duzen River, opposite Buck Mountain 762 Comment
  JEPS950  Sanicula tuberosa Joseph P. Tracy 1925-5-30 7037 Humboldt Northern Coast Ranges, Laribee Valley Laribee Valley; Northern Coast Ranges, Laribee Valley 701 Comment
  JEPS973  Sanicula tuberosa Joseph P. Tracy 1927-6-12 8156 Humboldt Northern Coast Ranges, Horse Mountain Horse Mountain; Northern Coast Ranges, Horse Mountain 1219 Comment
  SEINET3815690 Image available Sanicula tuberosa Joseph P. Tracy 1946-6-16 17583 Trinity South Fork Mountain; flat known as the 'Race Track 1676 Comment
  UC1197079  Sanicula tuberosa Joseph P. Tracy 1922-5-14 6045 Humboldt Northern Coast Ranges, Kneeland Prairie Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC249600  Sanicula tuberosa Joseph P. Tracy 1922-5-29 6074 Humboldt Northern Coast Ranges, Head of South Yager Creek South Yager Creek; Northern Coast Ranges, South Yager Creek 762 Comment
  UC642316  Sanicula tuberosa Joseph P. Tracy 1933-6-13 12568 Humboldt Hoopa Mountain, near summit on road from Hoopa westward to Bair's Hoopa Mountain 1066 Comment
  UC492225  Saxifraga californica Joseph P. Tracy 1927-3-27 7851 Humboldt near the South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 182 Comment
  UCSC003630  Saxifraga ferruginea Joseph P. Tracy 1935-8-7 14592 Trinity Devil's Canyon Mts. at head of White's Creek White's Creek 2073 Comment
  GH381168  Saxifraga mertensiana J. P. Tracy 1911-6-4 3217 Unknown Along Little River, 5 miles from the coast Comment
  UC1988887  Saxifraga mertensiana Joseph P. Tracy 1933-5-1 12140 Mendocino 7 mi nw of Laytonville (Ten-Mile River); Ten-Mile River 457 Comment
  UC492226  Saxifraga oregana Joseph P. Tracy 1932-7-14 10566 Humboldt Trinity Summit, at Corral Prairie Trinity Summit; Klamath Mountains, , Corral Prairie 1524 Comment
  RSA366413  Schoenoplectus acutus var. acutus Joseph P. Tracy 1914-5-30 s.n. Humboldt North Coast, near Hydesville Comment
  CAS-BOT-BC111701  Schoenoplectus pungens var. badius Joseph Prince Tracy 1927-9-25 8368 Humboldt Common in damp ground near bay shore. 6 Comment
  UC249743  Scirpus congdonii Joseph P. Tracy 1924-7-4 6707 Humboldt Snow Camp , Snow Camp (Northern Coast Ranges) 1371 Comment
  UC183949  Scirpus maritimus Joseph P. Tracy 1909-9-19 3099 Humboldt Samoa Northern Coast Region, region about Humboldt Bay, Samoa 0 Comment
  RSA167281  Scirpus microcarpus Joseph P. Tracy 1949-9-1 18533 Humboldt Trinity River Valley, at Willow Creek: Dusky s Spring 152 Comment
  UC1103492  Scoliopus bigelovii Joseph P. Tracy 1936-4-26 14808 Humboldt Kneeland Prairie 762 Comment
  UC175808  Scoliopus bigelovii Joseph P. Tracy 1913-6-20 4223 Humboldt opposite Buck Mt. (Dinsmore's Ranch); Valley of Van Duzen R., Dinsmore's Ranch 762 Comment
  JEPS6741  Scrophularia californica Joseph P. Tracy 1937-7-30 15565 Humboldt 6 mi s Arcata (Fickle Hill) 609 Comment
  UC1239708  Scutellaria antirrhinoides Joseph P. Tracy 1935-6-23 13966 Humboldt French Camp Ridge 1066 Comment
  UC175792  Scutellaria antirrhinoides Joseph P. Tracy 1912-7-21 3760 Humboldt Alton; Northern Coast Region, Alton 30 Comment
  UC1222865  Scutellaria antirrhinoides Joseph P. Tracy 1950-6-15 18788 Humboldt 7 mi n of Harris (Mail Ridge, Jenk's Ranch); Mail Ridge, Jenk's Ranch Comment
  UCD125720  Scutellaria californica Joseph P. Tracy 1941-6-29 16926 Trinity Van Duzen River, half way between Low Gap and Hettenshaw. 975 Comment
  UC1239703  Scutellaria tuberosa J. P. Tracy May 28 1902-Jun 2 1902 1686 Lake 6 mi nw of Lakeport (about Scotts Valley); Scotts Valley 426 Comment
  UC154010  Scutellaria tuberosa Joseph P. Tracy Jul 27 1908-Jul 30 1908 2717 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC1225753  Sedum laxum subsp. heckneri Joseph P. Tracy 1948-9-5 18190 Humboldt 1 mi s Grizzly Camp (head of Little Hors-Linto Creek, Trinity Summit); Trinity Summit, head Little Hors-Linto Creek 1371 Comment
  UC667081  Sedum laxum subsp. heckneri Joseph P. Tracy 1935-7-30 14363 Humboldt Salmon Summit 1767 Comment
  SEINET12218775  Sedum spathulifolium J. P. Tracy 1950-1 18715 Humboldt Wildcat Road, 2 mi S of Ferndale 305 Comment
  POM11151  Selaginella eremophila H. H. Tracy 1922-4-8 813 San Diego Mountain Springs. Western edge of Colo. Desert. Comment
  JEPS19021  Selaginella oregana Joseph P. Tracy 1920-10-24 5407 Humboldt near Korbel; Northern Coast Ranges 60 Comment
  UC249773  Selaginella wallacei Joseph P. Tracy 1924-3-9 6607 Humboldt Kneeland Prairie; Northern Coast Ranges 762 Comment
  UC581696  Senecio glomeratus Joseph P. Tracy 1934-6-19 13234 Humboldt vicinity Carlotta 30 Comment
  JEPS37172  Senecio minimus Joseph P. Tracy 1921-8-8 5874 Del Norte 5 mi n of mouth Klamath River; Laguna Creek 30 Comment
  UC1223153  Senecio sylvaticus Joseph P. Tracy 1941-8-17 16992 Humboldt near High Prairie (Bald Mountain); Bald Mountain Comment
  UC1199234  Senecio triangularis Joseph P. Tracy 1933-7-25 12846 A Humboldt Grouse Mountain North Coast Ranges, Grouse Mountain 1524 Comment
  UC1223185  Senecio vulgaris Joseph P. Tracy 1943-11-28 17454 Humboldt Eel River Bar at mouth Van Duzen (near Alton); Eel River Bar at mouth of Van Duzen Comment
  CAS-BOT-BC85842  Sequoia sempervirens Joseph P. Tracy 1935-12-8 14764 Humboldt Near Korbel 304 Comment
  NY64461  Sequoia sempervirens J. P. Tracy 1940-10-17 16770 Humboldt Dyerville Comment
  UC1222350  Sequoia sempervirens Joseph P. Tracy 1950-12-18 19387 Humboldt Parks's Place Trinidad, Parks' Place 3 Comment
  UC195423  Sequoia sempervirens Joseph P. Tracy 1914-12-20 4638 Humboldt Eureka 0 Comment
  UC275473  Sequoia sempervirens Joseph P. Tracy 1925-3-15 6945 Humboldt Blue Slide on Van Duzen River; Northern Coast Region 30 Comment
  UC1145166  Setaria viridis Joseph P. Tracy Sept 1936 15189 1/2 Humboldt Eureka 30 Comment
  UC249578  Sidalcea asprella Joseph P. Tracy 1921-5-23 5713 Calaveras valley three mi w Avery; Sierra Nevada Mountains, w of Avery 944 Comment
  UC1198397  Sidalcea diploscypha Joseph P. Tracy 1942-6-15 17166 Humboldt 5 mi n Garberville; n of Garberville 152 Comment
  NY222059  Sidalcea eximia J. P. Tracy 1907-6-25 2578 Unknown Along ditch in valley of Elk River. River about Humboldt Bay 0.0 Comment
Read comments
Aug 19 2012
  UC1222509  Sidalcea malachroides Joseph P. Tracy 1950-7-12 19033 Humboldt on the Butter Valley Road 2 mi e Cameron Hill Junction (near Kneeland); e of Cameron Hill Jct, near Kneeland Comment
  UC146164  Sidalcea malviflora subsp. asprella Joseph P. Tracy 1908-6 2813 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 457 Comment
  RSA168948  Sidalcea malviflora subsp. nana Joseph P. Tracy 1950-7-18 19084 Del Norte Elk Valley, E. of Crescent City Comment
  UC176964  Sidalcea malviflora subsp. patula Joseph P. Tracy and Ernest B. Babcock 1912-5-11 3596 Humboldt near Hydesville; Northern Coast Region, near Hydesville 30 Comment
  UC146134 Image available Sidalcea oregana subsp. eximia Joseph P. Tracy 1907-6-25 2578 Humboldt valley of Elk River Northern Coast Region, region about Humboldt Bay 0 Comment
  GH420881  Sidalcea oregana subsp. spicata J. P. Tracy 1932-7-10 10382 Unknown Corral Prairie 1524 Comment
  POM209753  Sidalcea oregana subsp. spicata Joseph P. Tracy 1932-7-10 10382 Humboldt Trinity Summit Corral Prairie, in wet meadow Comment
  UC161021  Silene antirrhina Joseph P. Tracy 1902-5-16 1496 Napa 3-4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mountain); Northern Coast Ranges, Howell Mt., Moore's Creek 457 Comment
  UC1223448  Silene bernardina Joseph P. Tracy 1951-6-26 19586 Humboldt at extreme head of Redwood Creek n side Board Camp Mountain, head of Redwood Creek (n side of Board Camp Mountain) 1541 Comment
  UC668086  Silene bernardina Joseph P. Tracy 1930-7-19 9101 Trinity near head Eight-mile Ridge (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC668097  Silene campanulata Joseph P. Tracy 1933-7-25 12871 Humboldt Grouse Mountain 1524 Comment
  UC668085  Silene grayi Joseph P. Tracy 1935-8-5 14574 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2133 Comment
  UC183561  Silene hookeri Joseph P. Tracy 1913-6-20 4234 Humboldt nw slope Buck Mountain (lower foothills); Northern Coast Ranges, lower foothills Buck Mountain 762 Comment
  POM172672  Silene hookeri subsp. bolanderi Joseph P. Tracy 1913-6-20 4234 Humboldt Lower foothills of Buck Mountain, on its NW slope. 762 Comment
  HSC4219  Silene lemmonii J. P. Tracy 1932-7-12 10452 Humboldt Trinity Summit, near Corral Prairie 1585 Comment
  UC492253  Sisymbrium altissimum Joseph P. Tracy 1932-5-17 10090 Humboldt Trinity River near Willow Creek; Northern Coast Ranges, Trinity River 152 Comment
  GH404071  Sisyrinchium bellum J. P. Tracy 1902-3-29 1324 Unknown Hills near Berkeley 91 Comment
  UC1197804  Smilacina racemosa Joseph P. Tracy 1936-8-7 15106 Humboldt 2 mi se Devil's Hole; Trinity Summit 1584 Comment
  UC275555  Smilacina racemosa Joseph P. Tracy 1924-8-10 6798 Humboldt Stongs Station Northern Coast Ranges, Van Duzen River 91 Comment
  RSA168943  Smilax jamesii Joseph P. Tracy 1950-7-19 19168 Del Norte Elk Valley: At head of Blue Creek, 1 mile east of Chimney Rock 1341 Comment
  UC585976  Solanum americanum Joseph P. Tracy 1934-11-4 13698 Humboldt Shively 30 Comment
  JEPS11991  Solanum umbelliferum Joseph P. Tracy 1936-8-8 15132 Trinity 2 mi e of Grove's Prairie (Trinity Summit); Trinity Summit 1524 Comment
  UC1196155  Solanum umbelliferum Joseph P. Tracy 1937-7-24 15529 Humboldt 2 mi se of Devil's Hole (Trinity Summit); Trinity Summit 1584 Comment
  UC1225809  Solanum umbelliferum Joseph P. Tracy 1942-7-3 17399 Trinity halfway between Kuntz and Hettenshaw (Van Duzen River); Van Duzen River 975 Comment
  UC581768  Solidago velutina subsp. californica Joseph P. Tracy 1937-9-5 15682 Humboldt Trinity River Valley at Willow Creek; Trinity River Valley 152 Comment
  UC14116  Soliva sessilis J. P. Tracy 1900-3 788 Alameda hills near Berkeley; Region about San Francisco Bay 121 Comment
  CAS-BOT-BC374428  Sonchus asper Joseph P. Tracy 1932-5-22 10115 Humboldt North Coast Ranges. South Fork of Eel River, between Miranda and Redway 91 Comment
  JEPS397  Sparganium emersum var. emersum Joseph P. Tracy 1934-7-30 13507 Humboldt along coast in front of s end Stone Lagoon; Dry Lagoon 3 Comment
  UC161005  Spergula arvensis subsp. arvensis Joseph P. Tracy 1909-6-6 2983 Humboldt at Eureka Northern Coast Region, Eureka 0 Comment
  GH345246  Spiraea densiflora J. P. Tracy 1940-6-25 16651 Unknown near the crossing of Mokelumne River, Ebbet's Pass Highway 2194 Comment
  JEPS45003  Spiraea densiflora Joseph P. Tracy 1926-6-20 7630 Humboldt Horse Mountain; Northern Coast Ranges 1463 Comment
  UC1225876  Spiranthes porrifolia Joseph P. Tracy 1942-6-15 17154 Humboldt Garberville 152 Comment
  UC666992  Spiranthes porrifolia Joseph P. Tracy 1937-8-15 15667 Humboldt 15 mi e Orick (Bald Hills); Bald Hills 914 Comment
  UC666993  Spiranthes romanzoffiana Joseph P. Tracy 1934-7-21 13477 Humboldt near Samoa (edges of dunes); Humboldt Bay 6 Comment
  UC630639  Stachys ajugoides var. ajugoides Joseph P. Tracy 1939-6-23 16312 Humboldt Park's garden Trinidad 3 Comment
  UC668222  Stachys ajugoides var. ajugoides Joseph P. Tracy 1938-6-15 15931 Humboldt Fortuna 18 Comment
  UC577318  Stachys ajugoides var. rigida Joseph P. Tracy 1935-8-9 14726 Trinity East Fork of New River New River 731 Comment
  UC577327  Stachys ajugoides var. rigida Joseph P. Tracy 1936-6-8 14874 Humboldt Trinidad 3 Comment
  UC577330  Stachys ajugoides var. rigida Joseph P. Tracy 1934-7-18 13455 Humboldt Grouse Mountain North Coast Ranges 1615 Comment
  UCLA70847  Stachys ajugoides var. rigida Joseph P. Tracy 1937-8-12 15652 Humboldt Snow Camp 1402 Comment
  UCLA70873  Stachys ajugoides var. rigida Joseph P. Tracy 1938-6-17 15969 Humboldt near Panther Gap (on road between Bull Creek to Mattole) 822 Comment
  UC668221  Stachys ajugoides var. rigida Joseph P. Tracy 1938-8-21 16132 Humboldt in front of s end Stone Lagoon (along coast); Dry Lagoon 3 Comment
  UC668078  Stellaria borealis subsp. sitchana Joseph P. Tracy 1935-5-24 13817 Humboldt Eureka 91 Comment
  UC161055  Stellaria media Joseph P. Tracy 1907-5-20 2562 Humboldt Eureka; Northern Coast Region 0 Comment
  UC1198340  Stellaria nitens Joseph P. Tracy 1933-6-13 12563 Humboldt near Hoopa Mountain summit (on road w from Hoopa to Bair's); Northern Coast Ranges, Hoopa Mountain 1066 Comment
  HSC97387  Stipa pulchra J. P. Tracy 1927-5-8 7963 Humboldt Phillipsville, facing S fork of Eel River 122 Comment
  JEPS27094  Streptanthus barbatus Joseph P. Tracy 1923-6-30 6453 Trinity on Weaverville Rd near summit; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UC562692  Streptanthus barbiger Joseph P. Tracy 1935-7-4 14018 Lake n side of valley near Glenwood; Cobb Mountain, Cobb Valley 822 Comment
  CAS-BOT-BC87612  Streptanthus tortuosus Joseph P. Tracy 1932-7-12 10457 Humboldt Klamath Mountains. Trinity Summit. Head of Brett Hole. 1828 Comment
  CAS-BOT-BC87888  Streptanthus tortuosus Joseph P. Tracy 1935-8-5 14542 Trinity Devil's Canyon Mountains. At head of White's Creek. 2072 Comment
  GH422313  Streptanthus tortuosus J. P. Tracy 1947-6-22 17714 Unknown Rock cliffs along Trinity River near Swedes Creek 365 Comment
  JEPS2889 Image available Streptanthus tortuosus Joseph P. Tracy 1926-5-31 7534 Trinity Junction City Northern Coast Ranges (on rock bluffs); Junction City, Trinity Co. 457 Comment
  POM301292  Streptanthus tortuosus Joseph P. Tracy 1947-6-22 17714 Trinity Along Trinity River, near Swedes Creek. 366 Comment
  UC1198798  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1913-6-17 4165 Humboldt near summit Northern Coast Ranges, Buck Mountain 1524 Comment
  UC302044  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1926-6-6 7554 Humboldt on road w from Hoopa to Bair's near summit; Northern Coast Ranges, Hoopa Mountain 1066 Comment
  UC492251  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy Jul 16 1930-Jul 19 1930 9029 Humboldt along summit near Blake lookout; Northern Coast Ranges, South Fork Mountain 1706 Comment
  UC492252  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1932-7-12 10457 Humboldt head of Brett Hole Klamath Mountains, Trinity Summit 1828 Comment
  UC902000  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1947-7-9 17845 Humboldt Horse Mountain 1432 Comment
  UC1197806  Streptopus amplexifolius var. americanus Joseph P. Tracy 1934-7-12 13375 Humboldt Big Lagoon 30 Comment
  UC303040  Streptopus amplexifolius var. americanus Joseph P. Tracy 1926-5-22 7508 Humboldt Prairie Creek; Northern Coast Ranges 152 Comment
  UC1222989  Symphyotrichum bracteolatum Joseph P. Tracy 1949-9-17 18576 Trinity w of, (rock Bluffs along Trinity River Highway) Helena Comment
  UC165027  Symphyotrichum chilense Joseph P. Tracy 1903-9-27 1961 Alameda back of the University San Francisco Bay, Berkeley Hills 152 Comment
  UC581687  Symphyotrichum hendersonii Joseph P. Tracy 1937-8-12 15634 Humboldt Snow Camp 1402 Comment
  UC1173671  Symphyotrichum spathulatum Joseph P. Tracy 1939-8-26 16438 1/2 Mendocino 1 mi nw, (roadside, Long Valley) Laytonville; Long Valley 457 Comment
  UC153938  Symphyotrichum subspicatum Joseph P. Tracy 1910-10-8 3170 Humboldt Brainard's Point Northern Coast Ranges, Humboldt Bay 0 Comment
  SEINET11071711 Image available Symphytum asperum Joseph P. Tracy 1943-1 17448 Humboldt Near Iverson Dairy Ranch, Arcata Comment
  POM126512  Synthyris reniformis Joseph P. Tracy 1922-4-30 6039 Humboldt Brannan Mtn. Along road between Three Creeks and mouth of Willow Creek. 915 Comment
  UC142245  Synthyris reniformis Joseph P. Tracy 1906-4-15 2408 Humboldt 3 mi e Korbel (Bald Mountain); Northern Coast Ranges, Bald Mountain 609 Comment
  UC582541  Synthyris reniformis Joseph P. Tracy 1936-2-28 14771 Humboldt Trinidad, on coast Trinidad Comment
  UC582543  Synthyris reniformis Joseph P. Tracy 1923-3-10 6152 Humboldt Van Duzen River, near Grizzly Creek; Van Duzen River 91 Comment
  UC1173660  Tanacetum balsamita Joseph P. Tracy 1939-9-15 16500 Humboldt Eureka Comment
  SEINET3816619  Tanacetum parthenium Joseph P. Tracy 1946-7-28 17624 Humboldt Head of willow creek Comment
  SEINET11798896  Taraxacum laevigatum J. P. Tracy 1948-1 17973 Humboldt Trinity River at Willow Creek Comment
  UC1196938  Taraxia ovata Joseph P. Tracy 1939-4-18 16215 Humboldt w side of river Garberville 152 Comment
  UC642288  Tauschia kelloggii Joseph P. Tracy 1934-7-31 13525 Del Norte Smith River near Myrtle Creek; North Coast Ranges, Smith River near Myrtle Creek 91 Comment
  UC642290  Tauschia kelloggii Joseph P. Tracy 1936-6-21 14995 Humboldt Iaqua 609 Comment
  UC1197068  Tauschia kelloggii Joseph P. Tracy 1936-6-17 14943 Humboldt Bridgeville 198 Comment
  POM299136  Taxus brevifolia Joseph P. Tracy 1927-3-27 7865 Humboldt Willow Creek Canyon 762 Comment
  UC1198264  Taxus brevifolia Joseph P. Tracy Jul 21 1905-Aug 16 1905 2335 Lake Elk Mountain Northern Coast Ranges, Elk Mountain (along stream in deep canon, n Lake County) 1219 Comment
  UC502931  Thalictrum fendleri var. polycarpum Joseph P. Tracy 1932-6-26 10263 Humboldt valley of South Yager Creek Northern Coast Ranges 762 Comment
  CAS-BOT-BC77704  Thelypteris Joseph P. Tracy 1937-7-25 15556 Humboldt Happy Camp Mountain (In Trinity Summit Range, northeast of Hawkins Bar.) 1280 Comment
  UC1197483  Thermopsis californica var. californica Joseph P. Tracy 1933-4-30 12103 Napa 3-4 mi e Angwin's (on hills at head of Moore's Creek); Northern Coast Ranges, Howell Mountain 457 Comment
  SEINET200820  Thermopsis rhombifolia J. P. Tracy 1927-5-15 8045 Humboldt Sugar Bowl Mt. between Hoopa and Willow Cr 457 Comment
  UC212991  Thuja plicata Joseph P. Tracy 1920-9-19 5401 Humboldt North Fork Mad River North Coast Ranges, North Fork Mad River 304 Comment
  CAS-BOT-BC88191  Thysanocarpus curvipes J. P. Tracy 1902-4-5 1358 Alameda Region about San Francisco Bay. Hills near Berkeley. 304 Comment
  UC1198814  Thysanocarpus curvipes Joseph P. Tracy 1939-4-29 16242 Humboldt Klamath River at mouth of Slate Creek; Klamath River at mouth of Slate Creek 121 Comment
  UC492268  Thysanocarpus curvipes Joseph P. Tracy 1932-6-17 10166 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  UC1222360  Tiarella trifoliata var. unifoliata Joseph P. Tracy 1950-7-19 19174 Del Norte 1 mi e Chimney Rock (at head of Blue Creek, in woods adjacent to s end of valley); Elk Valley, head of Blue Creek 1341 Comment
  UC154082  Tiarella trifoliata var. unifoliata Joseph P. Tracy 1908-6 2734 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC183590  Tiarella trifoliata var. unifoliata Joseph P. Tracy 1912-7-25 3813 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  HSC12522  Tiarella trifoliata var. unifoliata J. P. Tracy 1901-6-30 1209 Humboldt Near Eureka 0 Comment
  UC1173638  Tofieldia occidentalis subsp. occidentalis Joseph P. Tracy 1930-7-17 8993 Humboldt McKay Camp South Fork Mountain Comment
  UC1222357  Tolmiea diplomenziesii Joseph P. Tracy 1950-6-8 18726 Humboldt Bear River Ridge 609 Comment
  UC154107  Tolmiea diplomenziesii Joseph P. Tracy 1908-6 2876 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges 762 Comment
  UC902213  Tonella tenella Joseph P. Tracy 1949-6-6 18307 Humboldt ne of Hawkins Bar (Happy Camp Mountain); Trinity Summit Range 1280 Comment
  UC249611  Torilis nodosa Joseph P. Tracy 1922-6-18 6092 Humboldt North Yager Creek 762 Comment
  GH361183  Torreyochloa pallida var. pauciflora J. P. Tracy 1934-7-30 13510 Unknown Dry Lagoon (near Stone Lagoon) 3 Comment
  CAS-BOT-BC323057  Tracyina rostrata Joseph P. Tracy 1930-6-15 8762 Humboldt Dobbyn Creek 152 Comment
  UC1199329  Tracyina rostrata Joseph P. Tracy 1916-6-20 4736 Humboldt Parry's Ranch Northern Coast Ranges, Dobbyn Creek 182 Comment
  UC165853  Tracyina rostrata Joseph P. Tracy 1903-5-23 1892 Humboldt Alder Point Northern Coast Ranges 243 Comment
  UC549767 Image available Tracyina rostrata Joseph P. Tracy 1916-6-20 4735 Humboldt Alder Point, from Alder Point to Dyke Ranch Northern Coast Ranges, Alder Point; Alder Pt., Humboldt Co. 304 Comment
  JEPS5769  Trautvetteria caroliniensis var. occidentalis Joseph P. Tracy 1937-7-25 15564 Humboldt ne of Hawkins Bar (in Trinity Summit Range, Happy Camp Mountain); Trinity Summit Range, Happy Camp Mountain 1280 Comment
  UC154003  Trichostema laxum Joseph P. Tracy 1900-9-10 958 Humboldt near Hydesville (Van Duzen River); Northern Coast Region 60 Comment
  JEPS63152  Trichostema oblongum Joseph P. Tracy 1921-8-21 5936 Humboldt Trinity River Valley near Willow Creek Northern Coast Ranges 152 Comment
  POM162077  Trichostema oblongum Joseph P. Tracy 1921-8-21 5936 Humboldt Trinity River Valley, near Willow Creek. 152 Comment
  UC154002  Trichostema oblongum Joseph P. Tracy 1908-6 2824 Humboldt Buck Mountain, NW slope Northern Coast Ranges 1219 Comment
  UC1222170  Trientalis latifolia Joseph P. Tracy 1950-7-19 19172 1/2 Del Norte adjacent to s end of Elk Valley 1341 Comment
  UC154025  Trientalis latifolia J. P. Tracy 1900-5-22 798 Humboldt immediate vicinity of Eureka 0 Comment
  UC1197228  Trifolium albopurpureum var. albopurpureum J. P. Tracy 1900-4-21 728 A Alameda near Grizzly Peak; Berkeley hills 365 Comment
  UC162776  Trifolium albopurpureum var. albopurpureum Joseph P. Tracy 1908-6 2854 Humboldt opposite Buck Mtn (valley of Van Duzen River); Northern Coast Ranges 762 Comment
  UC1197213  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1912-6-9 3668 Humboldt Alton Northern Coast Ranges Comment
  UC1223390  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1942-5-10 17082 Mendocino 5 mi s Willits (Howard Forest); Ridgewood Summit Comment
  UC1223470  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1933-5-20 12419 Mendocino 7 mi nw Laytonville; 10 Mile River Comment
  UC160914  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1908-6-9 2652 Humboldt Kneeland Prairie North Coast Ranges 762 Comment
  UC495666  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1927-5-14 8007 Humboldt near South Fork; Northern Coast Ranges, Trinity River Valley 182 Comment
  UC495672  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1929-5-5 8566 Humboldt along South Fork Eel River (Miranda); Northern Coast Ranges 121 Comment
  UC495673  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1929-5-5 8566 A Humboldt along South Fork of Eel River (Miranda); Northern Coast Ranges 121 Comment
  JEPS65948  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1927-5-14 8007 Humboldt near South Fork; North Coast Ranges, Trinity River Valley 182 Comment
  UC1223386  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1936-5-29 14819 Humboldt French Camp Comment
  UC33582  Trifolium albopurpureum var. dichotomum J. P. Tracy 1902-4-23 14021 Alameda near Berkeley (Hills, near little Grizzly) 304 Comment
  UC495671  Trifolium albopurpureum var. dichotomum Joseph P. Tracy 1927-6-5 8101 Humboldt s Yager Creek (valley); Northern Coast Ranges 762 Comment
  SEINET12157038  Trifolium appendiculatum J. P. Tracy 1941-1 16895 Mendocino Redwood Valley, 6 mi N of Calpella 259 Comment
  UC1223507  Trifolium barbigerum Joseph P. Tracy 1950-6-18 18841 Humboldt 1 mi e Cape Mendocino (on slopes); Cape Ridge 152 Comment
  UC1223514  Trifolium barbigerum Joseph P. Tracy 1942-6-15 17120 Humboldt Englewood Prairie Comment
  UC495700  Trifolium barbigerum Joseph P. Tracy 1932-5-17 10066 Humboldt Berry's North Coast Ranges, Redwood Cree 274 Comment
  UC249677  Trifolium bifidum var. bifidum Joseph P. Tracy 1921-5-13 5551 Mendocino near Hopland (hillside); Northern Coast Ranges 304 Comment
  UC1103403  Trifolium bifidum var. decipiens J. P. Tracy 1900-3-10 553 Alameda Berkeley hills 121 Comment
  UC1197058  Trifolium bifidum var. decipiens J. P. Tracy 1900-4-14 707 Alameda near Berkeley (hills) 121 Comment
  UC1197181  Trifolium bifidum var. decipiens Joseph P. Tracy 1906-5-6 2448 Humboldt near Hydesville; North Coast Ranges 60 Comment
  UC495643  Trifolium bifidum var. decipiens Joseph P. Tracy 1927-6-18 8186 Humboldt betw Petrolia and the ocean (hills); Northern Coast Ranges 152 Comment
  UC1223493  Trifolium ciliolatum Joseph P. Tracy 1938-6-2 15756 Mendocino Round Valley 423 Comment
  POM214880  Trifolium cyathiferum Joseph P. Tracy 1932-6-14 10150 Humboldt Trinity River Valley, at Willow Creek 152 Comment
  RSA168902  Trifolium cyathiferum Joseph P. Tracy 1950-5-28 18704 Mendocino Long Valley, 4 miles northwest of Laytonville. Comment
  UC1223477  Trifolium depauperatum var. depauperatum Joseph P. Tracy 1942-5-10 17079 Mendocino 5 mi s Willits (Ridgewood Summit); Howard Forest Comment
  UC1103442  Trifolium depauperatum var. depauperatum Joseph P. Tracy 1916-4-30 4684 Humboldt Bucksport Northern Coast Ranges, Eureka 60 Comment
  JEPS65857  Trifolium dubium Joseph P. Tracy 1916-5-31 4699 Humboldt along Eel River (from South Fork to Scotia); Northern Coast Ranges 60 Comment
  JEPS79999  Trifolium eriocephalum var. eriocephalum Joseph P. Tracy 1930-6-29 8821 Humboldt nw slope Buck Mtn (lower foothills); Northern Coast Ranges Comment
  UC1223451  Trifolium fragiferum Joseph P. Tracy 1934-7-27 13490 Humboldt mouth Mad River Comment
  UC1223461  Trifolium fragiferum Joseph P. Tracy 1937-7-20 15447 Humboldt mouth Mad River Comment
  UC1197027  Trifolium fucatum J. P. Tracy 1900-3-24 601 A Contra Costa near Point Richmond 3 Comment
  UC495734  Trifolium fucatum Joseph P. Tracy 1927-5-14 8005 Humboldt near South Fork; Northern Coast Ranges, Trinity River Valley 182 Comment
  UCD109049  Trifolium fucatum Joseph P. Tracy 1950-6-8 18747 Humboldt Cape Ridge. 1 mile E of Cape Mendocino. 152 Comment
  UC495642  Trifolium gracilentum Joseph P. Tracy 1932-5-22 10124 Humboldt betw Miranda and Redway (South Fork of Eel River); North Coast Ranges 91 Comment
  UC1197195  Trifolium gracilentum J. P. Tracy 1899-6-2 106 Humboldt near Bucksport (immediate vicinity of Eureka) 0 Comment
  POM214887  Trifolium longipes subsp. hansenii Joseph P. Tracy 1930-6-8 8726 Humboldt Kneeland Prairie. Comment
  UC175678  Trifolium longipes subsp. oreganum Joseph P. Tracy 1913-6-17 4161 Humboldt Northern Coast Ranges. Buck Mountain, near summit. 1524 Comment
  JEPS33182  Trifolium longipes var. oreganum Joseph P. Tracy 1926-6-20 7608 Humboldt Horse Mtn Northern Coast Ranges Comment
  UC1197238  Trifolium macraei J. P. Tracy 1900-3-24 623 Contra Costa 50 ft Point Richmond Comment
  UC1223359  Trifolium macraei Joseph P. Tracy 1950-6-8 18729 Humboldt Bear River Ridge 609 Comment
  JEPS65951  Trifolium microcephalum Joseph P. Tracy 1932-5-1 9893 Humboldt vicinity Garberville; Northern Coast Ranges 121 Comment
  UC1197537  Trifolium microcephalum J. P. Tracy May 28 1902-Jun 2 1902 1720 Lake 6 mi nw Lakeport (in hills about Scotts Valley) 426 Comment
  UC1197541  Trifolium microdon J. P. Tracy 1910-5-22 3139 Humboldt Eureka vicinity 0 Comment
  UC1197506  Trifolium microdon Joseph P. Tracy 1917-5-30 4800 Humboldt Little River Beach Northern Coast Region 6 Comment
  RSA168850  Trifolium obtusiflorum Joseph P. Tracy 1946-6-29 17607 Mendocino Howeard Park (near old Ridgewood Station) 5 miles south of Willits. Comment
  UC1197488  Trifolium obtusiflorum Joseph P. Tracy 1920-5-18 5330 Humboldt 4 mi above mouth of Eel River (Forest Lodge, on South Fork); Northern Coast Ranges 60 Comment
  UC1223340  Trifolium obtusiflorum Joseph P. Tracy 1934-6-3 13205 Humboldt recently cleared land at Park's Place Trinidad Comment
  UC1103454  Trifolium variegatum Joseph P. Tracy 1902-5-17 1518 Napa 3-4 mi e Angwin's (on hills at head of Moore's Creek); Howell Mtn 365 Comment
  UC1197558  Trifolium variegatum var. melananthum J. P. Tracy 1900-3-24 628 B Alameda near Stege 3 Comment
  UC249717  Trifolium variegatum var. melananthum Joseph P. Tracy 1921-5-19 5648 Calaveras Salt Springs Valley foothill region 304 Comment
  UC1197553  Trifolium variegatum var. melananthum Joseph P. Tracy 1930-5-18 8695 Humboldt Roseville golf course Northern Coast Ranges 152 Comment
  UC160946  Trifolium variegatum var. melananthum J. P. Tracy 1900-5-22 820 Humboldt Eureka vicinity 0 Comment
  SEINET12156848  Trifolium variegatum var. pauciflorum J. P. Tracy 1950-1 18938 Humboldt Fickle Hill, 6 mi SE or Arcata 610 Comment
  JEPS4132  Trifolium variegatum var. variegatum Joseph P. Tracy 1932-6-17 10230 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  JEPS4133  Trifolium variegatum var. variegatum Joseph P. Tracy 1932-5-22 10123 Humboldt between Miranda and Redway; North Coast Ranges, South Fork of Eel River 91 Comment
  UC1223526  Trifolium variegatum var. variegatum Joseph P. Tracy 1933-5-25 12353 Del Norte Gasquet 91 Comment
  UC1223536  Trifolium variegatum var. variegatum Joseph P. Tracy 1935-5-24 13815 Humboldt Lentell Addition Eureka Comment
  UC1197510  Trifolium willdenovii Joseph P. Tracy 1922-4-30 6033 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1197517  Trifolium willdenovii Joseph P. Tracy 1932-6-4 10131 Humboldt Bridgeville Northern Coast Ranges 228 Comment
  UC1197527  Trifolium willdenovii J. P. Tracy 1900-3-24 620 Contra Costa Point Richmond 15 Comment
  UC1223311  Trifolium willdenovii Joseph P. Tracy 1934-4-8 13170 Humboldt betw Miranda and Redway South Fork of Eel River Comment
  JEPS4131  Trifolium willdenovii Joseph P. Tracy 1932-4-23 9829 Humboldt along South Fork Eel River (Miranda); Northern Coast Ranges 121 Comment
  POM18821  Trifolium willdenovii Joseph P. Tracy 1900-4-14 710 Alameda Hills near Berkeley 91 Comment
  UC303199  Trifolium willdenovii Joseph P. Tracy 1925-5-17 6967 Humboldt near South Fork; Northern Coast Ranges, Trinity River Valley 182 Comment
  UC1197037  Trifolium wormskioldii Joseph P. Tracy 1911-6-30 3727 Humboldt near Hydesville; Northern Coast Region 60 Comment
  SEINET12156843  Trifolium wormskioldii J. P. Tracy 1938-1 16056 Humboldt Field's Landing, 2 mi S of town 6 Comment
  UC1223373  Trifolium wormskioldii Joseph P. Tracy 1950-6-8 18714 Humboldt 2 mi s Ferndale (near the Sand Cut, Wild Cat Rd) Comment
  UCD109951  Trifolium wormskioldii Joseph P. Tracy 1938-7-8 16045 Del Norte Mouth of the Klamath River. Comment
  UC1197820  Trillium albidum Joseph P. Tracy 1936-3-15 14778 Mendocino Longvale Comment
  UC1197830  Trillium albidum Joseph P. Tracy 1911-5-7 3182 Humboldt Kneeland Prairie Northern Coast Ranges, Kneeland Prairie 762 Comment
  RSA168951  Trillium ovatum Joseph P. Tracy 1950-4-20 18613 Humboldt 1 mile west of Dinsmores on Van Duzen River. Comment
  UC1197827  Trillium ovatum Joseph P. Tracy 1912-3-3 3561 Humboldt at Eureka Eureka; Northern Coast Region 0 Comment
  SEINET10458935  Triodanis biflora Tracy TRACY 720 Alameda U.C. Comment
  UC1198034  Triphysaria eriantha subsp. eriantha Joseph P. Tracy 1921-4-24 5473 Humboldt facing South Fork of Eel River Phillipsville; Northern Coast Ranges, facing South Fork of Eel River 121 Comment
  UC146241  Triphysaria eriantha subsp. eriantha Joseph P. Tracy 1906-6-10 2477 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC146242  Triphysaria eriantha subsp. eriantha J. P. Tracy 1904-4-24 2035 Humboldt immediate vicinity Eureka; immediate vicinity of Eureka 0 Comment
  UC1198036  Triphysaria eriantha subsp. eriantha Joseph P. Tracy 1911-5-30 3207 Humboldt sandy fields at Bucksport (at Eureka); Northern Coast Region 0 Comment
  UC54961  Triphysaria eriantha subsp. rosea J. P. Tracy 1903-3-21 1775 B San Francisco Lake Merced San Francisco; Region about San Francisco Bay, Lake Merced 15 Comment
  UC146243  Triphysaria pusilla J. P. Tracy 1905-4-16 2167 Humboldt immediate vicinity Eureka; immediate vicinity of Eureka 0 Comment
  UC1222437  Triphysaria versicolor subsp. faucibarbata Joseph P. Tracy 1942-5-29 17088 Humboldt Eureka 6 Comment
  UC1222441  Triphysaria versicolor subsp. faucibarbata Joseph P. Tracy 1949-4-24 18288 Napa Myrtledale Hot Springs near Calistoga; Myrtledale Hot Springs 152 Comment
  CAS-BOT-BC199618  Trisetum canescens Joseph P. Tracy 1901-6-23 1167 Humboldt Immediate vicinity of Eureka 152 Comment
  GH361168  Trisetum canescens J. P. Tracy 1935-7-25 14235 Unknown Trinity Summit, open places at McKay Prairie 1584 Comment
  UC183045  Trisetum canescens J. P. Tracy 1902-5-15 1459 Napa 3-4 mi e Angwin's; Howell Mountain, Head of Moore's Creek, Howell Mountain 487 Comment
  UC552798  Trisetum canescens Joseph P. Tracy 1935-7-30 14359 Humboldt Salmon Summit 1767 Comment
  UCD93892  Trisetum canescens Joseph P. Tracy 1901-5-30 1109 Humboldt At Eureka. 0 Comment
  UCD93893  Trisetum canescens Joseph P. Tracy 1901-6-23 1167 Humboldt Immediate vicinity of Eureka. 0 Comment
  SEINET200948 Image available Trisetum cernuum Joseph P. Tracy 1920-5-30 5335 Humboldt Eureka. 61 Comment
  UC1103146  Trisetum cernuum Joseph P. Tracy 1918-4-21 4881 Humboldt Newells Camp Northern Coast Ranges (on old Kneeland Prairie Road) 304 Comment
  SEINET202008 Image available Triteleia hyacinthina Joseph P. Tracy 1942-6-20 17194 Del Norte French Hill south of Gasquet 2 miles small farm 610 Comment
  UC1197712  Triteleia hyacinthina Joseph P. Tracy 1932-6-26 10268 Humboldt Fort Baker Ranch 762 Comment
  SEINET200771  Triteleia laxa Joseph P. Tracy 1947-6-8 17704 Humboldt Carlotta; Open flat by old Strong's District School House 5 miles east of town 46 Comment
  JEPS558  Triteleia laxa Joseph P. Tracy 1932-6-26 10269 Humboldt Fort Baker 762 Comment
  UC1225865  Triteleia laxa Joseph P. Tracy 1947-6-8 17704 Humboldt open flat by old Strong's District School House (five mi e of Carlotta) 45 Comment
  UC144101  Triteleia laxa Joseph P. Tracy 1909-7-31 3035 Humboldt Knneland Prairie Northern Coast Ranges 762 Comment
  UC666895  Triteleia laxa Joseph P. Tracy 1932-6-26 10269 Humboldt high grassy ridges Fort Baker 762 Comment
  UC52241  Triteleia peduncularis J. P. Tracy 1903-6-12 1920 Humboldt Eureka vicinity 0 Comment
  IRVC27661  Triteleia peduncularis J. P. Tracy 1898-7-5 266 Humboldt Immediate vicinity of Eureka; near Ryan's Slough Hill. 0 Comment
  NY64312  Tsuga heterophylla J. P. Tracy 1940-8-25 16704 Humboldt This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS65676  Ulex europaeus Joseph P. Tracy 1923-11-24 6594 Humboldt Northern Coast Ranges, Eureka Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC1196278  Umbellularia californica Joseph P. Tracy 1930-11-27 9262 Contra Costa near Lafayatte 152 Comment
  UC1196284  Umbellularia californica Joseph P. Tracy 1912-3-31 3570 Humboldt in valley of Mad River near Glendale; Northern Coast Ranges 30 Comment
  UC302988  Urtica dioica subsp. gracilis Joseph P. Tracy 1926-5-25 7516 Humboldt around Humboldt Bay (Northern Coast Ranges, Elk River Valley); Northern Coast Ranges, Elk River Valley 30 Comment
  RSA167411  Urtica dioica subsp. holosericea Joseph P. Tracy 1950-9-22 19369 Humboldt Klamath River, near Slate Creek. Below Orleans 8 miles. 122 Comment
  UC1222618  Urtica dioica subsp. holosericea Joseph P. Tracy 1950-8-8 19276 Humboldt 1 mi w of lower end of Croghan Hole (Trinity Summit Trip) Comment
  UC1197774  Vaccinium cespitosum J. P. Tracy 1901-4-21 1036 Humboldt immediate vicinity Eureka; , Rick's Prairie 0 Comment
  UC198709  Vaccinium cespitosum J. P. Tracy 1906-4-22 2415 Humboldt immediate vicinity Eureka; , Ricks Prairie 0 Comment
  UC562347  Vaccinium cespitosum Joseph P. Tracy 1933-7-16 12792 Humboldt near Blake Lookout; Northern Coast Ranges, South Fork Mountain 1737 Comment
  CAS-BOT-BC199223  Vaccinium membranaceum Joseph P. Tracy 1935-7-22 14121 Humboldt Forks of Tish-Tang-a-Tang Creek, Trinity Summit 1371 Comment
  CAS-BOT-BC199318  Vaccinium ovatum Joseph P. Tracy 1948-10-24 18257 Humboldt Near Fruitland 304 Comment
  GH363239  Vaccinium ovatum J. P. Tracy 1948-10-24 18257 Unknown Near Fruitland 304 Comment
  UC1225908  Vaccinium ovatum Joseph P. Tracy 1943-3-14 17409 Humboldt 5 mi e Carlotta (by old Strong's District School House) 60 Comment
  POM131975  Vaccinium parvifolium Joseph P. Tracy 1918-4-21 4879 Humboldt Near Newells old camp, Kneeland Prairie Road. Comment
  UC1197765  Vaccinium parvifolium Joseph P. Tracy 1922-5-21 6051 Humboldt Fieldbrook, Northern Coast Ranges 60 Comment
  JEPS66684  Vaccinium uliginosum subsp. occidentale Joseph P. Tracy 1935-7-26 14262 Humboldt Water Dogs Lake Trinity Summit 1828 Comment
  UC562350  Vaccinium uliginosum subsp. occidentale Joseph P. Tracy 1932-7-14 10564 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC602518  Valeriana sitchensis subsp. scouleri Joseph P. Tracy 1931-5-10 9373 Del Norte Gasquet; Northern Coast Ranges 91 Comment
  JEPS9386  Valeriana sitchensis subsp. scouleri Ethel Tracy 1917-6-12 Humboldt along Eel River from South Fork to Scotia (Scotia Bluff); Northern Coast Ranges, Eel River 60 Comment
  UC1116238  Velezia rigida Joseph P. Tracy 1947-7-5 17774 Humboldt ridge top one mi w Mud Springs (Trinity Summit); , w of Mud Springs 1158 Comment
  UC153968  Veratrum californicum var. californicum Joseph P. Tracy 1910-7-24 3158 Humboldt 1.5 mi s Field's Landing; Humboldt Bay Region 0 Comment
  UC175819  Veratrum californicum var. californicum Joseph P. Tracy 1913-6-23 4280 Humboldt near summit ridge between Van Duzen and Mad Rivers (in wet meadow); Northern Coast Ranges, Dinsmore's Ranch 1066 Comment
  RSA167234  Verbascum blattaria Joseph P. Tracy 1950-7-9 18980 Humboldt Willow Creek canyon, along Trinity Hwy. Comment
  UC585990  Verbena lasiostachys var. lasiostachys Joseph P. Tracy 1933-8-13 12965 Humboldt near Blue Lake (along Mad River) 15 Comment
  JEPS16493  Veronica peregrina subsp. xalapensis Joseph P. Tracy 1935-5-25 13832 Humboldt Fort Seward 106 Comment
  UC147898  Veronica peregrina subsp. xalapensis J. P. Tracy 1909-5-23 2976 Humboldt immediate vicinity of Eureka 0 Comment
  UC147877  Veronica scutellata J. P. Tracy 1901-6-30 1196 Humboldt immediate vicinity of Eureka 0 Comment
  UC176113  Veronica scutellata Joseph P. Tracy 1912-7-21 3778 Humboldt Alton; Northern Coast Region, Alton 30 Comment
  CAS-BOT-BC267259  Viburnum ellipticum Joseph P. Tracy 1923-5-27 6240 Mendocino Cummings 457 Comment
  UC1197465  Vicia americana var. americana Joseph P. Tracy 1911-7-1 3277 Humboldt near Hydesville; Northern Coast Region 60 Comment
  UC160988  Vicia americana var. americana Joseph P. Tracy 1911-7-7 3431 Humboldt Brannan Mountain Northern Coast Ranges (viz ridge n of Willow Creek, between Willow Creek and Campbell Creek, near the summit) 1219 Comment
  UC1197476  Vicia americana var. americana Joseph P. Tracy 1936-6-21 14996 Humboldt near Booth's Run (Iaqua); Iaqua 609 Comment
  JEPS66158  Vicia benghalensis Joseph P. Tracy 1924-6-28 6701 Humboldt Hydesville; Northern Coast Ranges 91 Comment
  UC1222588  Vicia hirsuta Joseph P. Tracy 1950-6-17 18835 Humboldt Eureka Comment
  UC162859  Vicia hirsuta J. P. Tracy 1906-6-29 2513 Humboldt immediate vicinity Eureka 0 Comment
  UC1197474  Vicia tetrasperma Joseph P. Tracy 1934-6-18 13231 Humboldt Eureka; railroad depot 6 Comment
  UC1198429  Viola adunca Joseph P. Tracy 1918-4-14 4872 Humboldt s end of Dows Prairie; Northern Coast Ranges 30 Comment
  UC1198439  Viola adunca Joseph P. Tracy 1941-3-23 16806 Humboldt by old Strong's District School House (5 mi e of town); Carlotta 45 Comment
  UC1198443  Viola adunca Joseph P. Tracy 1927-4-24 7943 Humboldt Table Bluff; Northern Coast Ranges 91 Comment
  UC902142  Viola cuneata Joseph P. Tracy 1942-6-20 17204 Del Norte 2 mi s of Gasquet; French Hill 670 Comment
  UC902117  Viola glabella Joseph P. Tracy 1948-8-15 18142 Humboldt on Ridge 2 mi e of Grove's Prairie; Trinity Summit 1524 Comment
  RSA77758  Viola hallii Joseph P. Tracy 1927-6-12 8125 Humboldt Horse Mountain. 1524 Comment
  UC1198448  Viola lobata subsp. lobata Joseph P. Tracy 1931-5-10 9396 Del Norte Northern Coast Ranges. Gasquet. 91 Comment
  UC1198451  Viola ocellata Joseph P. Tracy 1919-5-31 5163 Humboldt near Willow Creek (at w side of Trinity River); Northern Coast Ranges, Trinity River 152 Comment
  UC1198461  Viola primulifolia subsp. occidentalis Joseph P. Tracy 1935-6-1 11233 Del Norte near Gasquet (near 18-Mile Creek, n side of Middle Fork of Smith River, on old Gasquet Toll Road); Middle Fork of Smith River 426 Comment
  UC1761996  Viola sempervirens Joseph P. Tracy 1913-5-4 4054 Humboldt Kneeland Prarie North Coast Ranges 762 Comment
  JEPS50475  Viola sheltonii Joseph P. Tracy Jul 16 1930-Jul 19 1930 8910 Humboldt near McKay Camp (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  UC183751  Viola sheltonii Joseph P. Tracy 1913-6-17 4187 Humboldt near the summit Buck Mountain; Northern Coast Ranges, Buck Mountain 1676 Comment
  UC1103559  Viola sheltonii Joseph P. Tracy 1933-6-13 12586 Humboldt near summit of Hoopa Mountain (on road from Hoopa westward to Bair's) 1127 Comment
  GH361295  Vulpia megalura J. P. Tracy 1933-6-13 12598 Unknown Hoopa Mountain, near summit on road from Hoopa westward to Bair's. Comment
  HSC9908  Vulpia microstachys J. P. Tracy 1926-5-2 7440 Humboldt Trinity River Valley, near the south fork. 183 Comment
  GH361310  Vulpia microstachys var. ciliata J. P. Tracy 1913-6-18 4194 Unknown Dinmore's Ranch; in valley of Van Duzen River opposite Buck Mountain 762 Comment
  SEINET200322 Image available Vulpia microstachys var. ciliata Joseph P. Tracy 14/78/ 5720 Calaveras Valley three miles W. of Avery. 940 Comment
  UC1158117  Vulpia microstachys var. ciliata Joseph P. Tracy 1938-6-5 15819 Napa 3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest 365 Comment
  UC1158120  Vulpia microstachys var. ciliata Joseph P. Tracy 1950-5-23 18679 Napa 3 to 4 mi e Angwin's (on hills at head of Moore's Creek, Howell Mt); Northern Coast Ranges, Las Posadas State Forest 365 Comment
  UC525642  Vulpia microstachys var. confusa Joseph P. Tracy 1933-6-2 12468 Napa 5 mi e Angwin's (on hills at head of Moore's Creek); Howell Mountain, Head of Moore's Creek 457 Comment
  UC204712  Vulpia microstachys var. microstachys Joseph P. Tracy 1918-5-26 4942 Humboldt Redwood Creek Northern Coast Ranges, Grouse Mt. (lower foothills of Grouse Mt) 762 Comment
  SEINET200330 Image available Vulpia microstachys var. pauciflora Joeseph P. Tracy 4463 Humboldt Fort Seward 122 Comment
  SEINET7295259 Image available Vulpia microstachys var. pauciflora Joseph P. Tracy 1942-1 17224 Humboldt Trinity Summit; Ridge top one mile west of Mud Springs 1158 Comment
  UC1145192  Vulpia microstachys var. pauciflora Joseph P. Tracy 1942-6-23 17224 Humboldt 1 mi w Mud Springs; Trinity Summit 1158 Comment
  UC212887  Vulpia microstachys var. pauciflora Joseph P. Tracy 1919-5-31 5161 1/2 Humboldt near Willow Creek (hillslopes at w side of Trinity River); Northern Coast Ranges, Trinity River 152 Comment
  UC277199  Vulpia microstachys var. pauciflora Joseph P. Tracy 1921-5-27 5807 Mendocino Long Valley; Northern Coast Ranges 457 Comment
  UC525671  Vulpia microstachys var. pauciflora Joseph P. Tracy 1926-5-2 7440 Humboldt near The South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 182 Comment
  UC525672  Vulpia microstachys var. pauciflora Joseph P. Tracy 1926-5-2 7441 Humboldt near The South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 182 Comment
  UC525673  Vulpia microstachys var. pauciflora Joseph P. Tracy 1932-5-22 10116 Humboldt between Miranda and Redway; North Coast Ranges, South Fork of Eel River 91 Comment
  UC525643  Vulpia octoflora var. hirtella Joseph P. Tracy 1929-7-4 8618 Humboldt French Camp Ridge; Northern Coast Ranges 1066 Comment
  UC1198901  Whipplea modesta Joseph P. Tracy 1908-6 2728 Humboldt opposite Buck Mountain; Northern Coast Ranges, valley of Van Duzen River 762 Comment
  UC1223045  Wyethia angustifolia Joseph P. Tracy 1951-7-6 19608 Lake grassy places n crossing top of Elk Mt.; North Coast Ranges 1158 Comment
  UC169292  Wyethia angustifolia Joseph P. Tracy 1912-6-9 3657 Humboldt Alton Northern Coast Region, Alton 30 Comment
  UC1223305  Wyethia angustifolia Joseph P. Tracy 1950-6-8 18739 Humboldt s slope near Capetown; Bear River Ridge 30 Comment
  UC1199272  Wyethia longicaulis Joseph P. Tracy 1934-6-14 13218 Humboldt Horse Mountain 1371 Comment
  UC668191  Xanthium spinosum Joseph P. Tracy 1938-10-30 16174 Humboldt Holmes Flat 60 Comment
  UC673051  Yabea microcarpa Joseph P. Tracy 1940-5-18 16568 Del Norte Lake Earl 6 Comment
  GH400164  Zeltnera muehlenbergii J. P. Tracy 1911-7-10 3485 Unknown Valley of Trinity River near mouth of Willow Creek 152 Comment
  UC15059  Zigadenus fremontii J. P. Tracy 1902-5-21 1590 Napa 3-4 mi e Angwin's (head Moore's Creek); Howell Mountain, head Moore's Creek 335 Comment



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